Home / 3,626.76-5,432.52-2,165.13

Finding the Fourth Proportional to 3,626.76, 5,432.52 and 2,165.13

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Solution

The fourth proportional to 3,626.76, 5,432.52 and 2,165.13 is: 3,243.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.76 : 5,432.52 = 2,165.13 : x
  2. Step 2: Convert to fraction form
    3,626.76/5,432.52 = 2,165.13/x
  3. Step 3: Cross multiply
    3,626.76x = 5,432.52 × 2,165.13
  4. Step 4: Simplify right side
    3,626.76x = 11,762,112.03
  5. Step 5: Solve for x
    x = 11,762,112.03/3,626.76
  6. Step 6: Final answer
    x = 3,243.15

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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.