Home / 3,461.12-5,191.68-2,298.56

Finding the Fourth Proportional to 3,461.12, 5,191.68 and 2,298.56

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Solution

The fourth proportional to 3,461.12, 5,191.68 and 2,298.56 is: 3,447.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.12 : 5,191.68 = 2,298.56 : x
  2. Step 2: Convert to fraction form
    3,461.12/5,191.68 = 2,298.56/x
  3. Step 3: Cross multiply
    3,461.12x = 5,191.68 × 2,298.56
  4. Step 4: Simplify right side
    3,461.12x = 11,933,387.98
  5. Step 5: Solve for x
    x = 11,933,387.98/3,461.12
  6. Step 6: Final answer
    x = 3,447.84

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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.