Home / 10,123.44-15,182.46-3,884.28

Finding the Fourth Proportional to 10,123.44, 15,182.46 and 3,884.28

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Solution

The fourth proportional to 10,123.44, 15,182.46 and 3,884.28 is: 5,825.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123.44 : 15,182.46 = 3,884.28 : x
  2. Step 2: Convert to fraction form
    10,123.44/15,182.46 = 3,884.28/x
  3. Step 3: Cross multiply
    10,123.44x = 15,182.46 × 3,884.28
  4. Step 4: Simplify right side
    10,123.44x = 58,972,925.73
  5. Step 5: Solve for x
    x = 58,972,925.73/10,123.44
  6. Step 6: Final answer
    x = 5,825.38

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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.