Home / 4,150.08-5,721.12-3,402.96

Finding the Fourth Proportional to 4,150.08, 5,721.12 and 3,402.96

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Solution

The fourth proportional to 4,150.08, 5,721.12 and 3,402.96 is: 4,691.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.08 : 5,721.12 = 3,402.96 : x
  2. Step 2: Convert to fraction form
    4,150.08/5,721.12 = 3,402.96/x
  3. Step 3: Cross multiply
    4,150.08x = 5,721.12 × 3,402.96
  4. Step 4: Simplify right side
    4,150.08x = 19,468,742.52
  5. Step 5: Solve for x
    x = 19,468,742.52/4,150.08
  6. Step 6: Final answer
    x = 4,691.17

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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.