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Finding the Fourth Proportional to 4,387.67, 6,036.12 and 4,264.65

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Solution

The fourth proportional to 4,387.67, 6,036.12 and 4,264.65 is: 5,866.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.67 : 6,036.12 = 4,264.65 : x
  2. Step 2: Convert to fraction form
    4,387.67/6,036.12 = 4,264.65/x
  3. Step 3: Cross multiply
    4,387.67x = 6,036.12 × 4,264.65
  4. Step 4: Simplify right side
    4,387.67x = 25,741,939.16
  5. Step 5: Solve for x
    x = 25,741,939.16/4,387.67
  6. Step 6: Final answer
    x = 5,866.88

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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.