Home / 9,127.13-12,584.01-7,616.86

Finding the Fourth Proportional to 9,127.13, 12,584.01 and 7,616.86

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Solution

The fourth proportional to 9,127.13, 12,584.01 and 7,616.86 is: 10,501.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.13 : 12,584.01 = 7,616.86 : x
  2. Step 2: Convert to fraction form
    9,127.13/12,584.01 = 7,616.86/x
  3. Step 3: Cross multiply
    9,127.13x = 12,584.01 × 7,616.86
  4. Step 4: Simplify right side
    9,127.13x = 95,850,610.95
  5. Step 5: Solve for x
    x = 95,850,610.95/9,127.13
  6. Step 6: Final answer
    x = 10,501.73

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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.