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Finding the Fourth Proportional to 6,208.92, 8,565.88 and 3,554.92

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Solution

The fourth proportional to 6,208.92, 8,565.88 and 3,554.92 is: 4,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,208.92 : 8,565.88 = 3,554.92 : x
  2. Step 2: Convert to fraction form
    6,208.92/8,565.88 = 3,554.92/x
  3. Step 3: Cross multiply
    6,208.92x = 8,565.88 × 3,554.92
  4. Step 4: Simplify right side
    6,208.92x = 30,451,018.13
  5. Step 5: Solve for x
    x = 30,451,018.13/6,208.92
  6. Step 6: Final answer
    x = 4,904.40

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Half scale
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Double scale
Find fourth proportional to 6,209.92, 8,567.26 and 3,555.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.