Home / 5,840.28-8,059.41-3,187.68

Finding the Fourth Proportional to 5,840.28, 8,059.41 and 3,187.68

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Solution

The fourth proportional to 5,840.28, 8,059.41 and 3,187.68 is: 4,398.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,840.28 : 8,059.41 = 3,187.68 : x
  2. Step 2: Convert to fraction form
    5,840.28/8,059.41 = 3,187.68/x
  3. Step 3: Cross multiply
    5,840.28x = 8,059.41 × 3,187.68
  4. Step 4: Simplify right side
    5,840.28x = 25,690,820.07
  5. Step 5: Solve for x
    x = 25,690,820.07/5,840.28
  6. Step 6: Final answer
    x = 4,398.90

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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.