Home / 3,248.13-4,479.39-2,587.17

Finding the Fourth Proportional to 3,248.13, 4,479.39 and 2,587.17

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Solution

The fourth proportional to 3,248.13, 4,479.39 and 2,587.17 is: 3,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.13 : 4,479.39 = 2,587.17 : x
  2. Step 2: Convert to fraction form
    3,248.13/4,479.39 = 2,587.17/x
  3. Step 3: Cross multiply
    3,248.13x = 4,479.39 × 2,587.17
  4. Step 4: Simplify right side
    3,248.13x = 11,588,943.43
  5. Step 5: Solve for x
    x = 11,588,943.43/3,248.13
  6. Step 6: Final answer
    x = 3,567.88

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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.