Home / 8,459.12-11,673.24-4,732.88

Finding the Fourth Proportional to 8,459.12, 11,673.24 and 4,732.88

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Solution

The fourth proportional to 8,459.12, 11,673.24 and 4,732.88 is: 6,531.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,459.12 : 11,673.24 = 4,732.88 : x
  2. Step 2: Convert to fraction form
    8,459.12/11,673.24 = 4,732.88/x
  3. Step 3: Cross multiply
    8,459.12x = 11,673.24 × 4,732.88
  4. Step 4: Simplify right side
    8,459.12x = 55,248,044.13
  5. Step 5: Solve for x
    x = 55,248,044.13/8,459.12
  6. Step 6: Final answer
    x = 6,531.18

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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.