Home / 5,132.41-7,082.57-2,894.24

Finding the Fourth Proportional to 5,132.41, 7,082.57 and 2,894.24

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Solution

The fourth proportional to 5,132.41, 7,082.57 and 2,894.24 is: 3,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.41 : 7,082.57 = 2,894.24 : x
  2. Step 2: Convert to fraction form
    5,132.41/7,082.57 = 2,894.24/x
  3. Step 3: Cross multiply
    5,132.41x = 7,082.57 × 2,894.24
  4. Step 4: Simplify right side
    5,132.41x = 20,498,682.34
  5. Step 5: Solve for x
    x = 20,498,682.34/5,132.41
  6. Step 6: Final answer
    x = 3,993.97

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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.