Home / 3,224.55-4,449.61-1,807.90

Finding the Fourth Proportional to 3,224.55, 4,449.61 and 1,807.90

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Solution

The fourth proportional to 3,224.55, 4,449.61 and 1,807.90 is: 2,494.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.55 : 4,449.61 = 1,807.90 : x
  2. Step 2: Convert to fraction form
    3,224.55/4,449.61 = 1,807.90/x
  3. Step 3: Cross multiply
    3,224.55x = 4,449.61 × 1,807.90
  4. Step 4: Simplify right side
    3,224.55x = 8,044,440.88
  5. Step 5: Solve for x
    x = 8,044,440.88/3,224.55
  6. Step 6: Final answer
    x = 2,494.75

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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.