Home / 3,217.02-4,438.40-2,037.92

Finding the Fourth Proportional to 3,217.02, 4,438.40 and 2,037.92

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Solution

The fourth proportional to 3,217.02, 4,438.40 and 2,037.92 is: 2,811.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.02 : 4,438.40 = 2,037.92 : x
  2. Step 2: Convert to fraction form
    3,217.02/4,438.40 = 2,037.92/x
  3. Step 3: Cross multiply
    3,217.02x = 4,438.40 × 2,037.92
  4. Step 4: Simplify right side
    3,217.02x = 9,045,104.13
  5. Step 5: Solve for x
    x = 9,045,104.13/3,217.02
  6. Step 6: Final answer
    x = 2,811.64

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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.