Home / 5,932.55-8,186.97-3,280.05

Finding the Fourth Proportional to 5,932.55, 8,186.97 and 3,280.05

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Solution

The fourth proportional to 5,932.55, 8,186.97 and 3,280.05 is: 4,526.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,932.55 : 8,186.97 = 3,280.05 : x
  2. Step 2: Convert to fraction form
    5,932.55/8,186.97 = 3,280.05/x
  3. Step 3: Cross multiply
    5,932.55x = 8,186.97 × 3,280.05
  4. Step 4: Simplify right side
    5,932.55x = 26,853,670.95
  5. Step 5: Solve for x
    x = 26,853,670.95/5,932.55
  6. Step 6: Final answer
    x = 4,526.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.