Home / 7,516.55-10,372.68-4,159.16

Finding the Fourth Proportional to 7,516.55, 10,372.68 and 4,159.16

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Solution

The fourth proportional to 7,516.55, 10,372.68 and 4,159.16 is: 5,739.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.55 : 10,372.68 = 4,159.16 : x
  2. Step 2: Convert to fraction form
    7,516.55/10,372.68 = 4,159.16/x
  3. Step 3: Cross multiply
    7,516.55x = 10,372.68 × 4,159.16
  4. Step 4: Simplify right side
    7,516.55x = 43,141,635.75
  5. Step 5: Solve for x
    x = 43,141,635.75/7,516.55
  6. Step 6: Final answer
    x = 5,739.56

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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.