Home / 10,445.44-14,414.46-5,729.68

Finding the Fourth Proportional to 10,445.44, 14,414.46 and 5,729.68

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Solution

The fourth proportional to 10,445.44, 14,414.46 and 5,729.68 is: 7,906.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,445.44 : 14,414.46 = 5,729.68 : x
  2. Step 2: Convert to fraction form
    10,445.44/14,414.46 = 5,729.68/x
  3. Step 3: Cross multiply
    10,445.44x = 14,414.46 × 5,729.68
  4. Step 4: Simplify right side
    10,445.44x = 82,590,243.17
  5. Step 5: Solve for x
    x = 82,590,243.17/10,445.44
  6. Step 6: Final answer
    x = 7,906.82

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1.5x scale

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.