Home / 10,475.64-14,459.45-6,229.69

Finding the Fourth Proportional to 10,475.64, 14,459.45 and 6,229.69

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Solution

The fourth proportional to 10,475.64, 14,459.45 and 6,229.69 is: 8,598.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,475.64 : 14,459.45 = 6,229.69 : x
  2. Step 2: Convert to fraction form
    10,475.64/14,459.45 = 6,229.69/x
  3. Step 3: Cross multiply
    10,475.64x = 14,459.45 × 6,229.69
  4. Step 4: Simplify right side
    10,475.64x = 90,077,891.07
  5. Step 5: Solve for x
    x = 90,077,891.07/10,475.64
  6. Step 6: Final answer
    x = 8,598.80

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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.