Home / 3,232.47-4,839.12-1,995.90

Finding the Fourth Proportional to 3,232.47, 4,839.12 and 1,995.90

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Solution

The fourth proportional to 3,232.47, 4,839.12 and 1,995.90 is: 2,987.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.47 : 4,839.12 = 1,995.90 : x
  2. Step 2: Convert to fraction form
    3,232.47/4,839.12 = 1,995.90/x
  3. Step 3: Cross multiply
    3,232.47x = 4,839.12 × 1,995.90
  4. Step 4: Simplify right side
    3,232.47x = 9,658,399.61
  5. Step 5: Solve for x
    x = 9,658,399.61/3,232.47
  6. Step 6: Final answer
    x = 2,987.93

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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.