Home / 4,959.20-7,451.92-3,011.68

Finding the Fourth Proportional to 4,959.20, 7,451.92 and 3,011.68

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Solution

The fourth proportional to 4,959.20, 7,451.92 and 3,011.68 is: 4,525.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.20 : 7,451.92 = 3,011.68 : x
  2. Step 2: Convert to fraction form
    4,959.20/7,451.92 = 3,011.68/x
  3. Step 3: Cross multiply
    4,959.20x = 7,451.92 × 3,011.68
  4. Step 4: Simplify right side
    4,959.20x = 22,442,798.43
  5. Step 5: Solve for x
    x = 22,442,798.43/4,959.20
  6. Step 6: Final answer
    x = 4,525.49

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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.