Home / 12,753.38-19,127.18-4,854.26

Finding the Fourth Proportional to 12,753.38, 19,127.18 and 4,854.26

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Solution

The fourth proportional to 12,753.38, 19,127.18 and 4,854.26 is: 7,280.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,753.38 : 19,127.18 = 4,854.26 : x
  2. Step 2: Convert to fraction form
    12,753.38/19,127.18 = 4,854.26/x
  3. Step 3: Cross multiply
    12,753.38x = 19,127.18 × 4,854.26
  4. Step 4: Simplify right side
    12,753.38x = 92,848,304.79
  5. Step 5: Solve for x
    x = 92,848,304.79/12,753.38
  6. Step 6: Final answer
    x = 7,280.29

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1.5x scale

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.