Home / 5,629.52-8,444.28-2,169.68

Finding the Fourth Proportional to 5,629.52, 8,444.28 and 2,169.68

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Solution

The fourth proportional to 5,629.52, 8,444.28 and 2,169.68 is: 3,254.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.52 : 8,444.28 = 2,169.68 : x
  2. Step 2: Convert to fraction form
    5,629.52/8,444.28 = 2,169.68/x
  3. Step 3: Cross multiply
    5,629.52x = 8,444.28 × 2,169.68
  4. Step 4: Simplify right side
    5,629.52x = 18,321,385.43
  5. Step 5: Solve for x
    x = 18,321,385.43/5,629.52
  6. Step 6: Final answer
    x = 3,254.52

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1.5x scale

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.