Home / 2,887.02-4,327.92-1,037.70

Finding the Fourth Proportional to 2,887.02, 4,327.92 and 1,037.70

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Solution

The fourth proportional to 2,887.02, 4,327.92 and 1,037.70 is: 1,555.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.02 : 4,327.92 = 1,037.70 : x
  2. Step 2: Convert to fraction form
    2,887.02/4,327.92 = 1,037.70/x
  3. Step 3: Cross multiply
    2,887.02x = 4,327.92 × 1,037.70
  4. Step 4: Simplify right side
    2,887.02x = 4,491,082.58
  5. Step 5: Solve for x
    x = 4,491,082.58/2,887.02
  6. Step 6: Final answer
    x = 1,555.61

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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.