Home / 4,937.20-7,407.16-3,182.80

Finding the Fourth Proportional to 4,937.20, 7,407.16 and 3,182.80

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Solution

The fourth proportional to 4,937.20, 7,407.16 and 3,182.80 is: 4,775.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.20 : 7,407.16 = 3,182.80 : x
  2. Step 2: Convert to fraction form
    4,937.20/7,407.16 = 3,182.80/x
  3. Step 3: Cross multiply
    4,937.20x = 7,407.16 × 3,182.80
  4. Step 4: Simplify right side
    4,937.20x = 23,575,508.85
  5. Step 5: Solve for x
    x = 23,575,508.85/4,937.20
  6. Step 6: Final answer
    x = 4,775.08

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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.