Home / 6,247.04-9,358.72-3,171.20

Finding the Fourth Proportional to 6,247.04, 9,358.72 and 3,171.20

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Solution

The fourth proportional to 6,247.04, 9,358.72 and 3,171.20 is: 4,750.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.04 : 9,358.72 = 3,171.20 : x
  2. Step 2: Convert to fraction form
    6,247.04/9,358.72 = 3,171.20/x
  3. Step 3: Cross multiply
    6,247.04x = 9,358.72 × 3,171.20
  4. Step 4: Simplify right side
    6,247.04x = 29,678,372.86
  5. Step 5: Solve for x
    x = 29,678,372.86/6,247.04
  6. Step 6: Final answer
    x = 4,750.79

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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.