Home / 3,319.88-4,976.46-2,088.17

Finding the Fourth Proportional to 3,319.88, 4,976.46 and 2,088.17

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Solution

The fourth proportional to 3,319.88, 4,976.46 and 2,088.17 is: 3,130.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.88 : 4,976.46 = 2,088.17 : x
  2. Step 2: Convert to fraction form
    3,319.88/4,976.46 = 2,088.17/x
  3. Step 3: Cross multiply
    3,319.88x = 4,976.46 × 2,088.17
  4. Step 4: Simplify right side
    3,319.88x = 10,391,669.60
  5. Step 5: Solve for x
    x = 10,391,669.60/3,319.88
  6. Step 6: Final answer
    x = 3,130.14

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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.