Home / 5,989.90-8,264.28-3,632.80

Finding the Fourth Proportional to 5,989.90, 8,264.28 and 3,632.80

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Solution

The fourth proportional to 5,989.90, 8,264.28 and 3,632.80 is: 5,012.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989.90 : 8,264.28 = 3,632.80 : x
  2. Step 2: Convert to fraction form
    5,989.90/8,264.28 = 3,632.80/x
  3. Step 3: Cross multiply
    5,989.90x = 8,264.28 × 3,632.80
  4. Step 4: Simplify right side
    5,989.90x = 30,022,476.38
  5. Step 5: Solve for x
    x = 30,022,476.38/5,989.90
  6. Step 6: Final answer
    x = 5,012.18

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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.