Home / 6,774.60-9,348.52-3,941.76

Finding the Fourth Proportional to 6,774.60, 9,348.52 and 3,941.76

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Solution

The fourth proportional to 6,774.60, 9,348.52 and 3,941.76 is: 5,439.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,774.60 : 9,348.52 = 3,941.76 : x
  2. Step 2: Convert to fraction form
    6,774.60/9,348.52 = 3,941.76/x
  3. Step 3: Cross multiply
    6,774.60x = 9,348.52 × 3,941.76
  4. Step 4: Simplify right side
    6,774.60x = 36,849,622.20
  5. Step 5: Solve for x
    x = 36,849,622.20/6,774.60
  6. Step 6: Final answer
    x = 5,439.38

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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.