Home / 4,479.39-6,719.12-2,531.13

Finding the Fourth Proportional to 4,479.39, 6,719.12 and 2,531.13

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Solution

The fourth proportional to 4,479.39, 6,719.12 and 2,531.13 is: 3,796.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.39 : 6,719.12 = 2,531.13 : x
  2. Step 2: Convert to fraction form
    4,479.39/6,719.12 = 2,531.13/x
  3. Step 3: Cross multiply
    4,479.39x = 6,719.12 × 2,531.13
  4. Step 4: Simplify right side
    4,479.39x = 17,006,953.55
  5. Step 5: Solve for x
    x = 17,006,953.55/4,479.39
  6. Step 6: Final answer
    x = 3,796.71

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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.