Home / 5,464.95-8,200.80-2,177.70

Finding the Fourth Proportional to 5,464.95, 8,200.80 and 2,177.70

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Solution

The fourth proportional to 5,464.95, 8,200.80 and 2,177.70 is: 3,267.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.95 : 8,200.80 = 2,177.70 : x
  2. Step 2: Convert to fraction form
    5,464.95/8,200.80 = 2,177.70/x
  3. Step 3: Cross multiply
    5,464.95x = 8,200.80 × 2,177.70
  4. Step 4: Simplify right side
    5,464.95x = 17,858,882.16
  5. Step 5: Solve for x
    x = 17,858,882.16/5,464.95
  6. Step 6: Final answer
    x = 3,267.89

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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.