Home / 10,459.08-15,677.28-4,908.96

Finding the Fourth Proportional to 10,459.08, 15,677.28 and 4,908.96

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Solution

The fourth proportional to 10,459.08, 15,677.28 and 4,908.96 is: 7,358.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459.08 : 15,677.28 = 4,908.96 : x
  2. Step 2: Convert to fraction form
    10,459.08/15,677.28 = 4,908.96/x
  3. Step 3: Cross multiply
    10,459.08x = 15,677.28 × 4,908.96
  4. Step 4: Simplify right side
    10,459.08x = 76,959,140.43
  5. Step 5: Solve for x
    x = 76,959,140.43/10,459.08
  6. Step 6: Final answer
    x = 7,358.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.