Home / 7,534.55-10,397.36-4,177.51

Finding the Fourth Proportional to 7,534.55, 10,397.36 and 4,177.51

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Solution

The fourth proportional to 7,534.55, 10,397.36 and 4,177.51 is: 5,764.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.55 : 10,397.36 = 4,177.51 : x
  2. Step 2: Convert to fraction form
    7,534.55/10,397.36 = 4,177.51/x
  3. Step 3: Cross multiply
    7,534.55x = 10,397.36 × 4,177.51
  4. Step 4: Simplify right side
    7,534.55x = 43,435,059.82
  5. Step 5: Solve for x
    x = 43,435,059.82/7,534.55
  6. Step 6: Final answer
    x = 5,764.78

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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.