Home / 3,722.41-5,584.91-2,478.00

Finding the Fourth Proportional to 3,722.41, 5,584.91 and 2,478.00

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Solution

The fourth proportional to 3,722.41, 5,584.91 and 2,478.00 is: 3,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.41 : 5,584.91 = 2,478.00 : x
  2. Step 2: Convert to fraction form
    3,722.41/5,584.91 = 2,478.00/x
  3. Step 3: Cross multiply
    3,722.41x = 5,584.91 × 2,478.00
  4. Step 4: Simplify right side
    3,722.41x = 13,839,366.67
  5. Step 5: Solve for x
    x = 13,839,366.67/3,722.41
  6. Step 6: Final answer
    x = 3,717.85

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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.