Home / 10,124.73-15,186.42-4,863.51

Finding the Fourth Proportional to 10,124.73, 15,186.42 and 4,863.51

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Solution

The fourth proportional to 10,124.73, 15,186.42 and 4,863.51 is: 7,294.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,124.73 : 15,186.42 = 4,863.51 : x
  2. Step 2: Convert to fraction form
    10,124.73/15,186.42 = 4,863.51/x
  3. Step 3: Cross multiply
    10,124.73x = 15,186.42 × 4,863.51
  4. Step 4: Simplify right side
    10,124.73x = 73,859,305.53
  5. Step 5: Solve for x
    x = 73,859,305.53/10,124.73
  6. Step 6: Final answer
    x = 7,294.94

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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.