Home / 3,323.11-4,981.98-1,242.82

Finding the Fourth Proportional to 3,323.11, 4,981.98 and 1,242.82

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Solution

The fourth proportional to 3,323.11, 4,981.98 and 1,242.82 is: 1,863.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323.11 : 4,981.98 = 1,242.82 : x
  2. Step 2: Convert to fraction form
    3,323.11/4,981.98 = 1,242.82/x
  3. Step 3: Cross multiply
    3,323.11x = 4,981.98 × 1,242.82
  4. Step 4: Simplify right side
    3,323.11x = 6,191,697.76
  5. Step 5: Solve for x
    x = 6,191,697.76/3,323.11
  6. Step 6: Final answer
    x = 1,863.22

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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.