Home / 10,045.38-15,048.63-4,854.90

Finding the Fourth Proportional to 10,045.38, 15,048.63 and 4,854.90

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Solution

The fourth proportional to 10,045.38, 15,048.63 and 4,854.90 is: 7,272.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045.38 : 15,048.63 = 4,854.90 : x
  2. Step 2: Convert to fraction form
    10,045.38/15,048.63 = 4,854.90/x
  3. Step 3: Cross multiply
    10,045.38x = 15,048.63 × 4,854.90
  4. Step 4: Simplify right side
    10,045.38x = 73,059,593.79
  5. Step 5: Solve for x
    x = 73,059,593.79/10,045.38
  6. Step 6: Final answer
    x = 7,272.95

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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.