Home / 6,360.36-8,777.28-3,565.92

Finding the Fourth Proportional to 6,360.36, 8,777.28 and 3,565.92

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Solution

The fourth proportional to 6,360.36, 8,777.28 and 3,565.92 is: 4,920.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.36 : 8,777.28 = 3,565.92 : x
  2. Step 2: Convert to fraction form
    6,360.36/8,777.28 = 3,565.92/x
  3. Step 3: Cross multiply
    6,360.36x = 8,777.28 × 3,565.92
  4. Step 4: Simplify right side
    6,360.36x = 31,299,078.30
  5. Step 5: Solve for x
    x = 31,299,078.30/6,360.36
  6. Step 6: Final answer
    x = 4,920.96

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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.