Home / 3,587.91-5,383.25-1,248.17

Finding the Fourth Proportional to 3,587.91, 5,383.25 and 1,248.17

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Solution

The fourth proportional to 3,587.91, 5,383.25 and 1,248.17 is: 1,872.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.91 : 5,383.25 = 1,248.17 : x
  2. Step 2: Convert to fraction form
    3,587.91/5,383.25 = 1,248.17/x
  3. Step 3: Cross multiply
    3,587.91x = 5,383.25 × 1,248.17
  4. Step 4: Simplify right side
    3,587.91x = 6,719,178.00
  5. Step 5: Solve for x
    x = 6,719,178.00/3,587.91
  6. Step 6: Final answer
    x = 1,872.73

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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.