Home / 5,122.26-7,680.96-2,348.10

Finding the Fourth Proportional to 5,122.26, 7,680.96 and 2,348.10

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Solution

The fourth proportional to 5,122.26, 7,680.96 and 2,348.10 is: 3,521.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122.26 : 7,680.96 = 2,348.10 : x
  2. Step 2: Convert to fraction form
    5,122.26/7,680.96 = 2,348.10/x
  3. Step 3: Cross multiply
    5,122.26x = 7,680.96 × 2,348.10
  4. Step 4: Simplify right side
    5,122.26x = 18,035,662.18
  5. Step 5: Solve for x
    x = 18,035,662.18/5,122.26
  6. Step 6: Final answer
    x = 3,521.04

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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.