Home / 2,170.49-3,256.65-1,349.46

Finding the Fourth Proportional to 2,170.49, 3,256.65 and 1,349.46

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Solution

The fourth proportional to 2,170.49, 3,256.65 and 1,349.46 is: 2,024.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170.49 : 3,256.65 = 1,349.46 : x
  2. Step 2: Convert to fraction form
    2,170.49/3,256.65 = 1,349.46/x
  3. Step 3: Cross multiply
    2,170.49x = 3,256.65 × 1,349.46
  4. Step 4: Simplify right side
    2,170.49x = 4,394,695.88
  5. Step 5: Solve for x
    x = 4,394,695.88/2,170.49
  6. Step 6: Final answer
    x = 2,024.75

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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.