Home / 4,867.20-6,715.98-2,770.92

Finding the Fourth Proportional to 4,867.20, 6,715.98 and 2,770.92

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Solution

The fourth proportional to 4,867.20, 6,715.98 and 2,770.92 is: 3,823.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.20 : 6,715.98 = 2,770.92 : x
  2. Step 2: Convert to fraction form
    4,867.20/6,715.98 = 2,770.92/x
  3. Step 3: Cross multiply
    4,867.20x = 6,715.98 × 2,770.92
  4. Step 4: Simplify right side
    4,867.20x = 18,609,443.30
  5. Step 5: Solve for x
    x = 18,609,443.30/4,867.20
  6. Step 6: Final answer
    x = 3,823.44

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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.