Home / 10,066.86-15,100.30-3,493.06

Finding the Fourth Proportional to 10,066.86, 15,100.30 and 3,493.06

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Solution

The fourth proportional to 10,066.86, 15,100.30 and 3,493.06 is: 5,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066.86 : 15,100.30 = 3,493.06 : x
  2. Step 2: Convert to fraction form
    10,066.86/15,100.30 = 3,493.06/x
  3. Step 3: Cross multiply
    10,066.86x = 15,100.30 × 3,493.06
  4. Step 4: Simplify right side
    10,066.86x = 52,746,253.92
  5. Step 5: Solve for x
    x = 52,746,253.92/10,066.86
  6. Step 6: Final answer
    x = 5,239.59

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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.