Home / 2,612.48-3,937.92-2,461.91

Finding the Fourth Proportional to 2,612.48, 3,937.92 and 2,461.91

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Solution

The fourth proportional to 2,612.48, 3,937.92 and 2,461.91 is: 3,710.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,612.48 : 3,937.92 = 2,461.91 : x
  2. Step 2: Convert to fraction form
    2,612.48/3,937.92 = 2,461.91/x
  3. Step 3: Cross multiply
    2,612.48x = 3,937.92 × 2,461.91
  4. Step 4: Simplify right side
    2,612.48x = 9,694,775.71
  5. Step 5: Solve for x
    x = 9,694,775.71/2,612.48
  6. Step 6: Final answer
    x = 3,710.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.