Home / 7,516.77-10,372.50-4,159.59

Finding the Fourth Proportional to 7,516.77, 10,372.50 and 4,159.59

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Solution

The fourth proportional to 7,516.77, 10,372.50 and 4,159.59 is: 5,739.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.77 : 10,372.50 = 4,159.59 : x
  2. Step 2: Convert to fraction form
    7,516.77/10,372.50 = 4,159.59/x
  3. Step 3: Cross multiply
    7,516.77x = 10,372.50 × 4,159.59
  4. Step 4: Simplify right side
    7,516.77x = 43,145,347.28
  5. Step 5: Solve for x
    x = 43,145,347.28/7,516.77
  6. Step 6: Final answer
    x = 5,739.88

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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.