Home / 10,502.58-15,744.14-3,923.76

Finding the Fourth Proportional to 10,502.58, 15,744.14 and 3,923.76

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Solution

The fourth proportional to 10,502.58, 15,744.14 and 3,923.76 is: 5,882.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.58 : 15,744.14 = 3,923.76 : x
  2. Step 2: Convert to fraction form
    10,502.58/15,744.14 = 3,923.76/x
  3. Step 3: Cross multiply
    10,502.58x = 15,744.14 × 3,923.76
  4. Step 4: Simplify right side
    10,502.58x = 61,776,207.15
  5. Step 5: Solve for x
    x = 61,776,207.15/10,502.58
  6. Step 6: Final answer
    x = 5,882.00

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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.