Home / 5,774.20-8,660.68-2,486.82

Finding the Fourth Proportional to 5,774.20, 8,660.68 and 2,486.82

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Solution

The fourth proportional to 5,774.20, 8,660.68 and 2,486.82 is: 3,729.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774.20 : 8,660.68 = 2,486.82 : x
  2. Step 2: Convert to fraction form
    5,774.20/8,660.68 = 2,486.82/x
  3. Step 3: Cross multiply
    5,774.20x = 8,660.68 × 2,486.82
  4. Step 4: Simplify right side
    5,774.20x = 21,537,552.24
  5. Step 5: Solve for x
    x = 21,537,552.24/5,774.20
  6. Step 6: Final answer
    x = 3,729.96

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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.