Home / 11,542.56-17,345.10-6,281.46

Finding the Fourth Proportional to 11,542.56, 17,345.10 and 6,281.46

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Solution

The fourth proportional to 11,542.56, 17,345.10 and 6,281.46 is: 9,439.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,542.56 : 17,345.10 = 6,281.46 : x
  2. Step 2: Convert to fraction form
    11,542.56/17,345.10 = 6,281.46/x
  3. Step 3: Cross multiply
    11,542.56x = 17,345.10 × 6,281.46
  4. Step 4: Simplify right side
    11,542.56x = 108,952,551.85
  5. Step 5: Solve for x
    x = 108,952,551.85/11,542.56
  6. Step 6: Final answer
    x = 9,439.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.