Home / 11,035.68-15,227.04-7,053.76

Finding the Fourth Proportional to 11,035.68, 15,227.04 and 7,053.76

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Solution

The fourth proportional to 11,035.68, 15,227.04 and 7,053.76 is: 9,732.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.68 : 15,227.04 = 7,053.76 : x
  2. Step 2: Convert to fraction form
    11,035.68/15,227.04 = 7,053.76/x
  3. Step 3: Cross multiply
    11,035.68x = 15,227.04 × 7,053.76
  4. Step 4: Simplify right side
    11,035.68x = 107,407,885.67
  5. Step 5: Solve for x
    x = 107,407,885.67/11,035.68
  6. Step 6: Final answer
    x = 9,732.78

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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.