Home / 5,458.02-8,188.68-1,760.82

Finding the Fourth Proportional to 5,458.02, 8,188.68 and 1,760.82

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Solution

The fourth proportional to 5,458.02, 8,188.68 and 1,760.82 is: 2,641.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.02 : 8,188.68 = 1,760.82 : x
  2. Step 2: Convert to fraction form
    5,458.02/8,188.68 = 1,760.82/x
  3. Step 3: Cross multiply
    5,458.02x = 8,188.68 × 1,760.82
  4. Step 4: Simplify right side
    5,458.02x = 14,418,791.52
  5. Step 5: Solve for x
    x = 14,418,791.52/5,458.02
  6. Step 6: Final answer
    x = 2,641.76

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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.