Home / 10,358.10-14,259.15-9,360.24

Finding the Fourth Proportional to 10,358.10, 14,259.15 and 9,360.24

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Solution

The fourth proportional to 10,358.10, 14,259.15 and 9,360.24 is: 12,885.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.10 : 14,259.15 = 9,360.24 : x
  2. Step 2: Convert to fraction form
    10,358.10/14,259.15 = 9,360.24/x
  3. Step 3: Cross multiply
    10,358.10x = 14,259.15 × 9,360.24
  4. Step 4: Simplify right side
    10,358.10x = 133,469,066.20
  5. Step 5: Solve for x
    x = 133,469,066.20/10,358.10
  6. Step 6: Final answer
    x = 12,885.48

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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.