Home / 3,244.90-4,478.31-1,847.50

Finding the Fourth Proportional to 3,244.90, 4,478.31 and 1,847.50

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Solution

The fourth proportional to 3,244.90, 4,478.31 and 1,847.50 is: 2,549.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.90 : 4,478.31 = 1,847.50 : x
  2. Step 2: Convert to fraction form
    3,244.90/4,478.31 = 1,847.50/x
  3. Step 3: Cross multiply
    3,244.90x = 4,478.31 × 1,847.50
  4. Step 4: Simplify right side
    3,244.90x = 8,273,677.73
  5. Step 5: Solve for x
    x = 8,273,677.73/3,244.90
  6. Step 6: Final answer
    x = 2,549.75

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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.