Home / 2,354.75-3,248.71-1,515.94

Finding the Fourth Proportional to 2,354.75, 3,248.71 and 1,515.94

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Solution

The fourth proportional to 2,354.75, 3,248.71 and 1,515.94 is: 2,091.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.75 : 3,248.71 = 1,515.94 : x
  2. Step 2: Convert to fraction form
    2,354.75/3,248.71 = 1,515.94/x
  3. Step 3: Cross multiply
    2,354.75x = 3,248.71 × 1,515.94
  4. Step 4: Simplify right side
    2,354.75x = 4,924,849.44
  5. Step 5: Solve for x
    x = 4,924,849.44/2,354.75
  6. Step 6: Final answer
    x = 2,091.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.