Home / 2,712.62-4,049.30-2,384.58

Finding the Fourth Proportional to 2,712.62, 4,049.30 and 2,384.58

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Solution

The fourth proportional to 2,712.62, 4,049.30 and 2,384.58 is: 3,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.62 : 4,049.30 = 2,384.58 : x
  2. Step 2: Convert to fraction form
    2,712.62/4,049.30 = 2,384.58/x
  3. Step 3: Cross multiply
    2,712.62x = 4,049.30 × 2,384.58
  4. Step 4: Simplify right side
    2,712.62x = 9,655,879.79
  5. Step 5: Solve for x
    x = 9,655,879.79/2,712.62
  6. Step 6: Final answer
    x = 3,559.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.