Home / 7,534.20-10,397.80-4,177.29

Finding the Fourth Proportional to 7,534.20, 10,397.80 and 4,177.29

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Solution

The fourth proportional to 7,534.20, 10,397.80 and 4,177.29 is: 5,765.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.20 : 10,397.80 = 4,177.29 : x
  2. Step 2: Convert to fraction form
    7,534.20/10,397.80 = 4,177.29/x
  3. Step 3: Cross multiply
    7,534.20x = 10,397.80 × 4,177.29
  4. Step 4: Simplify right side
    7,534.20x = 43,434,625.96
  5. Step 5: Solve for x
    x = 43,434,625.96/7,534.20
  6. Step 6: Final answer
    x = 5,765.00

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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.