Home / 4,079.66-5,630.81-2,486.83

Finding the Fourth Proportional to 4,079.66, 5,630.81 and 2,486.83

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Solution

The fourth proportional to 4,079.66, 5,630.81 and 2,486.83 is: 3,432.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.66 : 5,630.81 = 2,486.83 : x
  2. Step 2: Convert to fraction form
    4,079.66/5,630.81 = 2,486.83/x
  3. Step 3: Cross multiply
    4,079.66x = 5,630.81 × 2,486.83
  4. Step 4: Simplify right side
    4,079.66x = 14,002,867.23
  5. Step 5: Solve for x
    x = 14,002,867.23/4,079.66
  6. Step 6: Final answer
    x = 3,432.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.