Home / 4,662.12-7,002.90-2,718.12

Finding the Fourth Proportional to 4,662.12, 7,002.90 and 2,718.12

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Solution

The fourth proportional to 4,662.12, 7,002.90 and 2,718.12 is: 4,082.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,662.12 : 7,002.90 = 2,718.12 : x
  2. Step 2: Convert to fraction form
    4,662.12/7,002.90 = 2,718.12/x
  3. Step 3: Cross multiply
    4,662.12x = 7,002.90 × 2,718.12
  4. Step 4: Simplify right side
    4,662.12x = 19,034,722.55
  5. Step 5: Solve for x
    x = 19,034,722.55/4,662.12
  6. Step 6: Final answer
    x = 4,082.85

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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.