Home / 5,276.49-7,915.62-2,354.69

Finding the Fourth Proportional to 5,276.49, 7,915.62 and 2,354.69

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Solution

The fourth proportional to 5,276.49, 7,915.62 and 2,354.69 is: 3,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.49 : 7,915.62 = 2,354.69 : x
  2. Step 2: Convert to fraction form
    5,276.49/7,915.62 = 2,354.69/x
  3. Step 3: Cross multiply
    5,276.49x = 7,915.62 × 2,354.69
  4. Step 4: Simplify right side
    5,276.49x = 18,638,791.68
  5. Step 5: Solve for x
    x = 18,638,791.68/5,276.49
  6. Step 6: Final answer
    x = 3,532.42

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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.