Home / 2,479.32-3,701.97-2,113.92

Finding the Fourth Proportional to 2,479.32, 3,701.97 and 2,113.92

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Solution

The fourth proportional to 2,479.32, 3,701.97 and 2,113.92 is: 3,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.32 : 3,701.97 = 2,113.92 : x
  2. Step 2: Convert to fraction form
    2,479.32/3,701.97 = 2,113.92/x
  3. Step 3: Cross multiply
    2,479.32x = 3,701.97 × 2,113.92
  4. Step 4: Simplify right side
    2,479.32x = 7,825,668.42
  5. Step 5: Solve for x
    x = 7,825,668.42/2,479.32
  6. Step 6: Final answer
    x = 3,156.38

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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.