Home / 4,138.68-5,711.46-2,370.29

Finding the Fourth Proportional to 4,138.68, 5,711.46 and 2,370.29

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Solution

The fourth proportional to 4,138.68, 5,711.46 and 2,370.29 is: 3,271.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.68 : 5,711.46 = 2,370.29 : x
  2. Step 2: Convert to fraction form
    4,138.68/5,711.46 = 2,370.29/x
  3. Step 3: Cross multiply
    4,138.68x = 5,711.46 × 2,370.29
  4. Step 4: Simplify right side
    4,138.68x = 13,537,787.97
  5. Step 5: Solve for x
    x = 13,537,787.97/4,138.68
  6. Step 6: Final answer
    x = 3,271.04

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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.