Home / 5,578.89-8,381.30-3,272.01

Finding the Fourth Proportional to 5,578.89, 8,381.30 and 3,272.01

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Solution

The fourth proportional to 5,578.89, 8,381.30 and 3,272.01 is: 4,915.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.89 : 8,381.30 = 3,272.01 : x
  2. Step 2: Convert to fraction form
    5,578.89/8,381.30 = 3,272.01/x
  3. Step 3: Cross multiply
    5,578.89x = 8,381.30 × 3,272.01
  4. Step 4: Simplify right side
    5,578.89x = 27,423,681.05
  5. Step 5: Solve for x
    x = 27,423,681.05/5,578.89
  6. Step 6: Final answer
    x = 4,915.62

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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.