Home / 3,322.40-4,981.50-1,761.41

Finding the Fourth Proportional to 3,322.40, 4,981.50 and 1,761.41

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Solution

The fourth proportional to 3,322.40, 4,981.50 and 1,761.41 is: 2,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.40 : 4,981.50 = 1,761.41 : x
  2. Step 2: Convert to fraction form
    3,322.40/4,981.50 = 1,761.41/x
  3. Step 3: Cross multiply
    3,322.40x = 4,981.50 × 1,761.41
  4. Step 4: Simplify right side
    3,322.40x = 8,774,476.37
  5. Step 5: Solve for x
    x = 8,774,476.37/3,322.40
  6. Step 6: Final answer
    x = 2,641.01

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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.