Home / 5,117.68-7,060.18-3,349.20

Finding the Fourth Proportional to 5,117.68, 7,060.18 and 3,349.20

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Solution

The fourth proportional to 5,117.68, 7,060.18 and 3,349.20 is: 4,620.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.68 : 7,060.18 = 3,349.20 : x
  2. Step 2: Convert to fraction form
    5,117.68/7,060.18 = 3,349.20/x
  3. Step 3: Cross multiply
    5,117.68x = 7,060.18 × 3,349.20
  4. Step 4: Simplify right side
    5,117.68x = 23,645,954.86
  5. Step 5: Solve for x
    x = 23,645,954.86/5,117.68
  6. Step 6: Final answer
    x = 4,620.44

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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.