Home / 2,915.55-4,376.40-1,599.25

Finding the Fourth Proportional to 2,915.55, 4,376.40 and 1,599.25

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Solution

The fourth proportional to 2,915.55, 4,376.40 and 1,599.25 is: 2,400.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.55 : 4,376.40 = 1,599.25 : x
  2. Step 2: Convert to fraction form
    2,915.55/4,376.40 = 1,599.25/x
  3. Step 3: Cross multiply
    2,915.55x = 4,376.40 × 1,599.25
  4. Step 4: Simplify right side
    2,915.55x = 6,998,957.70
  5. Step 5: Solve for x
    x = 6,998,957.70/2,915.55
  6. Step 6: Final answer
    x = 2,400.56

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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.