Home / 5,332.04-7,997.10-3,138.20

Finding the Fourth Proportional to 5,332.04, 7,997.10 and 3,138.20

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Solution

The fourth proportional to 5,332.04, 7,997.10 and 3,138.20 is: 4,706.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332.04 : 7,997.10 = 3,138.20 : x
  2. Step 2: Convert to fraction form
    5,332.04/7,997.10 = 3,138.20/x
  3. Step 3: Cross multiply
    5,332.04x = 7,997.10 × 3,138.20
  4. Step 4: Simplify right side
    5,332.04x = 25,096,499.22
  5. Step 5: Solve for x
    x = 25,096,499.22/5,332.04
  6. Step 6: Final answer
    x = 4,706.73

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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.