Home / 11,262.62-15,542.48-6,158.15

Finding the Fourth Proportional to 11,262.62, 15,542.48 and 6,158.15

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Solution

The fourth proportional to 11,262.62, 15,542.48 and 6,158.15 is: 8,498.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.62 : 15,542.48 = 6,158.15 : x
  2. Step 2: Convert to fraction form
    11,262.62/15,542.48 = 6,158.15/x
  3. Step 3: Cross multiply
    11,262.62x = 15,542.48 × 6,158.15
  4. Step 4: Simplify right side
    11,262.62x = 95,712,814.71
  5. Step 5: Solve for x
    x = 95,712,814.71/11,262.62
  6. Step 6: Final answer
    x = 8,498.28

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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.