Home / 3,292.42-4,540.98-2,113.60

Finding the Fourth Proportional to 3,292.42, 4,540.98 and 2,113.60

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Solution

The fourth proportional to 3,292.42, 4,540.98 and 2,113.60 is: 2,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.42 : 4,540.98 = 2,113.60 : x
  2. Step 2: Convert to fraction form
    3,292.42/4,540.98 = 2,113.60/x
  3. Step 3: Cross multiply
    3,292.42x = 4,540.98 × 2,113.60
  4. Step 4: Simplify right side
    3,292.42x = 9,597,815.33
  5. Step 5: Solve for x
    x = 9,597,815.33/3,292.42
  6. Step 6: Final answer
    x = 2,915.12

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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.