Home / 4,170.04-6,279.35-3,082

Finding the Fourth Proportional to 4,170.04, 6,279.35 and 3,082

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Solution

The fourth proportional to 4,170.04, 6,279.35 and 3,082 is: 4,640.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.04 : 6,279.35 = 3,082 : x
  2. Step 2: Convert to fraction form
    4,170.04/6,279.35 = 3,082/x
  3. Step 3: Cross multiply
    4,170.04x = 6,279.35 × 3,082
  4. Step 4: Simplify right side
    4,170.04x = 19,352,956.70
  5. Step 5: Solve for x
    x = 19,352,956.70/4,170.04
  6. Step 6: Final answer
    x = 4,640.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.