Home / 7,534.72-10,397.93-4,177.57

Finding the Fourth Proportional to 7,534.72, 10,397.93 and 4,177.57

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Solution

The fourth proportional to 7,534.72, 10,397.93 and 4,177.57 is: 5,765.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.72 : 10,397.93 = 4,177.57 : x
  2. Step 2: Convert to fraction form
    7,534.72/10,397.93 = 4,177.57/x
  3. Step 3: Cross multiply
    7,534.72x = 10,397.93 × 4,177.57
  4. Step 4: Simplify right side
    7,534.72x = 43,438,059.54
  5. Step 5: Solve for x
    x = 43,438,059.54/7,534.72
  6. Step 6: Final answer
    x = 5,765.05

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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.