Home / 10,043.15-13,859.12-5,505.73

Finding the Fourth Proportional to 10,043.15, 13,859.12 and 5,505.73

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Solution

The fourth proportional to 10,043.15, 13,859.12 and 5,505.73 is: 7,597.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,043.15 : 13,859.12 = 5,505.73 : x
  2. Step 2: Convert to fraction form
    10,043.15/13,859.12 = 5,505.73/x
  3. Step 3: Cross multiply
    10,043.15x = 13,859.12 × 5,505.73
  4. Step 4: Simplify right side
    10,043.15x = 76,304,551.87
  5. Step 5: Solve for x
    x = 76,304,551.87/10,043.15
  6. Step 6: Final answer
    x = 7,597.68

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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.