Home / 11,532.04-15,909.78-7,281.88

Finding the Fourth Proportional to 11,532.04, 15,909.78 and 7,281.88

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Solution

The fourth proportional to 11,532.04, 15,909.78 and 7,281.88 is: 10,046.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,532.04 : 15,909.78 = 7,281.88 : x
  2. Step 2: Convert to fraction form
    11,532.04/15,909.78 = 7,281.88/x
  3. Step 3: Cross multiply
    11,532.04x = 15,909.78 × 7,281.88
  4. Step 4: Simplify right side
    11,532.04x = 115,853,108.79
  5. Step 5: Solve for x
    x = 115,853,108.79/11,532.04
  6. Step 6: Final answer
    x = 10,046.19

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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.