Home / 5,899-8,140.26-3,246.70

Finding the Fourth Proportional to 5,899, 8,140.26 and 3,246.70

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Solution

The fourth proportional to 5,899, 8,140.26 and 3,246.70 is: 4,480.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899 : 8,140.26 = 3,246.70 : x
  2. Step 2: Convert to fraction form
    5,899/8,140.26 = 3,246.70/x
  3. Step 3: Cross multiply
    5,899x = 8,140.26 × 3,246.70
  4. Step 4: Simplify right side
    5,899x = 26,428,982.14
  5. Step 5: Solve for x
    x = 26,428,982.14/5,899
  6. Step 6: Final answer
    x = 4,480.25

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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.