Home / 5,042.34-7,565.05-2,578.89

Finding the Fourth Proportional to 5,042.34, 7,565.05 and 2,578.89

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Solution

The fourth proportional to 5,042.34, 7,565.05 and 2,578.89 is: 3,869.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.34 : 7,565.05 = 2,578.89 : x
  2. Step 2: Convert to fraction form
    5,042.34/7,565.05 = 2,578.89/x
  3. Step 3: Cross multiply
    5,042.34x = 7,565.05 × 2,578.89
  4. Step 4: Simplify right side
    5,042.34x = 19,509,418.90
  5. Step 5: Solve for x
    x = 19,509,418.90/5,042.34
  6. Step 6: Final answer
    x = 3,869.12

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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.