Home / 4,138.13-5,711.83-2,460.72

Finding the Fourth Proportional to 4,138.13, 5,711.83 and 2,460.72

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Solution

The fourth proportional to 4,138.13, 5,711.83 and 2,460.72 is: 3,396.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.13 : 5,711.83 = 2,460.72 : x
  2. Step 2: Convert to fraction form
    4,138.13/5,711.83 = 2,460.72/x
  3. Step 3: Cross multiply
    4,138.13x = 5,711.83 × 2,460.72
  4. Step 4: Simplify right side
    4,138.13x = 14,055,192.88
  5. Step 5: Solve for x
    x = 14,055,192.88/4,138.13
  6. Step 6: Final answer
    x = 3,396.51

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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.