Home / 3,320.89-4,981.94-1,373.24

Finding the Fourth Proportional to 3,320.89, 4,981.94 and 1,373.24

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Solution

The fourth proportional to 3,320.89, 4,981.94 and 1,373.24 is: 2,060.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.89 : 4,981.94 = 1,373.24 : x
  2. Step 2: Convert to fraction form
    3,320.89/4,981.94 = 1,373.24/x
  3. Step 3: Cross multiply
    3,320.89x = 4,981.94 × 1,373.24
  4. Step 4: Simplify right side
    3,320.89x = 6,841,399.29
  5. Step 5: Solve for x
    x = 6,841,399.29/3,320.89
  6. Step 6: Final answer
    x = 2,060.11

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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.