Home / 10,073.61-15,106.44-3,830.31

Finding the Fourth Proportional to 10,073.61, 15,106.44 and 3,830.31

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Solution

The fourth proportional to 10,073.61, 15,106.44 and 3,830.31 is: 5,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.61 : 15,106.44 = 3,830.31 : x
  2. Step 2: Convert to fraction form
    10,073.61/15,106.44 = 3,830.31/x
  3. Step 3: Cross multiply
    10,073.61x = 15,106.44 × 3,830.31
  4. Step 4: Simplify right side
    10,073.61x = 57,862,348.20
  5. Step 5: Solve for x
    x = 57,862,348.20/10,073.61
  6. Step 6: Final answer
    x = 5,743.95

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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.