Home / 4,915.88-7,377.60-3,669.59

Finding the Fourth Proportional to 4,915.88, 7,377.60 and 3,669.59

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Solution

The fourth proportional to 4,915.88, 7,377.60 and 3,669.59 is: 5,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.88 : 7,377.60 = 3,669.59 : x
  2. Step 2: Convert to fraction form
    4,915.88/7,377.60 = 3,669.59/x
  3. Step 3: Cross multiply
    4,915.88x = 7,377.60 × 3,669.59
  4. Step 4: Simplify right side
    4,915.88x = 27,072,730.30
  5. Step 5: Solve for x
    x = 27,072,730.30/4,915.88
  6. Step 6: Final answer
    x = 5,507.20

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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.