Home / 5,475.17-8,209.46-2,308.83

Finding the Fourth Proportional to 5,475.17, 8,209.46 and 2,308.83

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Solution

The fourth proportional to 5,475.17, 8,209.46 and 2,308.83 is: 3,461.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.17 : 8,209.46 = 2,308.83 : x
  2. Step 2: Convert to fraction form
    5,475.17/8,209.46 = 2,308.83/x
  3. Step 3: Cross multiply
    5,475.17x = 8,209.46 × 2,308.83
  4. Step 4: Simplify right side
    5,475.17x = 18,954,235.99
  5. Step 5: Solve for x
    x = 18,954,235.99/5,475.17
  6. Step 6: Final answer
    x = 3,461.85

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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.