Home / 2,986.61-4,481.19-1,037.75

Finding the Fourth Proportional to 2,986.61, 4,481.19 and 1,037.75

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Solution

The fourth proportional to 2,986.61, 4,481.19 and 1,037.75 is: 1,557.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986.61 : 4,481.19 = 1,037.75 : x
  2. Step 2: Convert to fraction form
    2,986.61/4,481.19 = 1,037.75/x
  3. Step 3: Cross multiply
    2,986.61x = 4,481.19 × 1,037.75
  4. Step 4: Simplify right side
    2,986.61x = 4,650,332.52
  5. Step 5: Solve for x
    x = 4,650,332.52/2,986.61
  6. Step 6: Final answer
    x = 1,557.06

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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.