Home / 2,256.57-3,116.21-1,472.49

Finding the Fourth Proportional to 2,256.57, 3,116.21 and 1,472.49

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Solution

The fourth proportional to 2,256.57, 3,116.21 and 1,472.49 is: 2,033.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.57 : 3,116.21 = 1,472.49 : x
  2. Step 2: Convert to fraction form
    2,256.57/3,116.21 = 1,472.49/x
  3. Step 3: Cross multiply
    2,256.57x = 3,116.21 × 1,472.49
  4. Step 4: Simplify right side
    2,256.57x = 4,588,580.70
  5. Step 5: Solve for x
    x = 4,588,580.70/2,256.57
  6. Step 6: Final answer
    x = 2,033.43

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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.