Home / 5,443.28-8,166.24-1,745.52

Finding the Fourth Proportional to 5,443.28, 8,166.24 and 1,745.52

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Solution

The fourth proportional to 5,443.28, 8,166.24 and 1,745.52 is: 2,618.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.28 : 8,166.24 = 1,745.52 : x
  2. Step 2: Convert to fraction form
    5,443.28/8,166.24 = 1,745.52/x
  3. Step 3: Cross multiply
    5,443.28x = 8,166.24 × 1,745.52
  4. Step 4: Simplify right side
    5,443.28x = 14,254,335.24
  5. Step 5: Solve for x
    x = 14,254,335.24/5,443.28
  6. Step 6: Final answer
    x = 2,618.70

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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.