Home / 5,840.71-8,753.54-2,138.53

Finding the Fourth Proportional to 5,840.71, 8,753.54 and 2,138.53

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Solution

The fourth proportional to 5,840.71, 8,753.54 and 2,138.53 is: 3,205.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,840.71 : 8,753.54 = 2,138.53 : x
  2. Step 2: Convert to fraction form
    5,840.71/8,753.54 = 2,138.53/x
  3. Step 3: Cross multiply
    5,840.71x = 8,753.54 × 2,138.53
  4. Step 4: Simplify right side
    5,840.71x = 18,719,685.16
  5. Step 5: Solve for x
    x = 18,719,685.16/5,840.71
  6. Step 6: Final answer
    x = 3,205.04

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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.