Home / 10,516.40-14,507.56-6,542.16

Finding the Fourth Proportional to 10,516.40, 14,507.56 and 6,542.16

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Solution

The fourth proportional to 10,516.40, 14,507.56 and 6,542.16 is: 9,025.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516.40 : 14,507.56 = 6,542.16 : x
  2. Step 2: Convert to fraction form
    10,516.40/14,507.56 = 6,542.16/x
  3. Step 3: Cross multiply
    10,516.40x = 14,507.56 × 6,542.16
  4. Step 4: Simplify right side
    10,516.40x = 94,910,778.73
  5. Step 5: Solve for x
    x = 94,910,778.73/10,516.40
  6. Step 6: Final answer
    x = 9,025.03

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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.