Home / 2,217.64-3,327.02-1,244.40

Finding the Fourth Proportional to 2,217.64, 3,327.02 and 1,244.40

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Solution

The fourth proportional to 2,217.64, 3,327.02 and 1,244.40 is: 1,866.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.64 : 3,327.02 = 1,244.40 : x
  2. Step 2: Convert to fraction form
    2,217.64/3,327.02 = 1,244.40/x
  3. Step 3: Cross multiply
    2,217.64x = 3,327.02 × 1,244.40
  4. Step 4: Simplify right side
    2,217.64x = 4,140,143.69
  5. Step 5: Solve for x
    x = 4,140,143.69/2,217.64
  6. Step 6: Final answer
    x = 1,866.91

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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.