Home / 6,117.63-8,442.19-3,565.23

Finding the Fourth Proportional to 6,117.63, 8,442.19 and 3,565.23

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Solution

The fourth proportional to 6,117.63, 8,442.19 and 3,565.23 is: 4,919.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.63 : 8,442.19 = 3,565.23 : x
  2. Step 2: Convert to fraction form
    6,117.63/8,442.19 = 3,565.23/x
  3. Step 3: Cross multiply
    6,117.63x = 8,442.19 × 3,565.23
  4. Step 4: Simplify right side
    6,117.63x = 30,098,308.48
  5. Step 5: Solve for x
    x = 30,098,308.48/6,117.63
  6. Step 6: Final answer
    x = 4,919.93

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Half scale
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Double scale
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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.