Home / 9,445.68-13,037.40-5,469.21

Finding the Fourth Proportional to 9,445.68, 13,037.40 and 5,469.21

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Solution

The fourth proportional to 9,445.68, 13,037.40 and 5,469.21 is: 7,548.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.68 : 13,037.40 = 5,469.21 : x
  2. Step 2: Convert to fraction form
    9,445.68/13,037.40 = 5,469.21/x
  3. Step 3: Cross multiply
    9,445.68x = 13,037.40 × 5,469.21
  4. Step 4: Simplify right side
    9,445.68x = 71,304,278.45
  5. Step 5: Solve for x
    x = 71,304,278.45/9,445.68
  6. Step 6: Final answer
    x = 7,548.88

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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.