Home / 3,257.14-4,887.03-1,612.90

Finding the Fourth Proportional to 3,257.14, 4,887.03 and 1,612.90

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Solution

The fourth proportional to 3,257.14, 4,887.03 and 1,612.90 is: 2,420.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.14 : 4,887.03 = 1,612.90 : x
  2. Step 2: Convert to fraction form
    3,257.14/4,887.03 = 1,612.90/x
  3. Step 3: Cross multiply
    3,257.14x = 4,887.03 × 1,612.90
  4. Step 4: Simplify right side
    3,257.14x = 7,882,290.69
  5. Step 5: Solve for x
    x = 7,882,290.69/3,257.14
  6. Step 6: Final answer
    x = 2,420.00

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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.