Home / 4,082.90-5,633.04-2,290.12

Finding the Fourth Proportional to 4,082.90, 5,633.04 and 2,290.12

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Solution

The fourth proportional to 4,082.90, 5,633.04 and 2,290.12 is: 3,159.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.90 : 5,633.04 = 2,290.12 : x
  2. Step 2: Convert to fraction form
    4,082.90/5,633.04 = 2,290.12/x
  3. Step 3: Cross multiply
    4,082.90x = 5,633.04 × 2,290.12
  4. Step 4: Simplify right side
    4,082.90x = 12,900,337.56
  5. Step 5: Solve for x
    x = 12,900,337.56/4,082.90
  6. Step 6: Final answer
    x = 3,159.60

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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.