Home / 7,436-10,261.92-4,124

Finding the Fourth Proportional to 7,436, 10,261.92 and 4,124

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Solution

The fourth proportional to 7,436, 10,261.92 and 4,124 is: 5,691.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436 : 10,261.92 = 4,124 : x
  2. Step 2: Convert to fraction form
    7,436/10,261.92 = 4,124/x
  3. Step 3: Cross multiply
    7,436x = 10,261.92 × 4,124
  4. Step 4: Simplify right side
    7,436x = 42,320,158.08
  5. Step 5: Solve for x
    x = 42,320,158.08/7,436
  6. Step 6: Final answer
    x = 5,691.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.