Home / 10,060.29-15,091.80-4,215.53

Finding the Fourth Proportional to 10,060.29, 15,091.80 and 4,215.53

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Solution

The fourth proportional to 10,060.29, 15,091.80 and 4,215.53 is: 6,323.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,060.29 : 15,091.80 = 4,215.53 : x
  2. Step 2: Convert to fraction form
    10,060.29/15,091.80 = 4,215.53/x
  3. Step 3: Cross multiply
    10,060.29x = 15,091.80 × 4,215.53
  4. Step 4: Simplify right side
    10,060.29x = 63,619,935.65
  5. Step 5: Solve for x
    x = 63,619,935.65/10,060.29
  6. Step 6: Final answer
    x = 6,323.87

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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.