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Finding the Fourth Proportional to 2,363.27, 3,260.76 and 1,418.76

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Solution

The fourth proportional to 2,363.27, 3,260.76 and 1,418.76 is: 1,957.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.27 : 3,260.76 = 1,418.76 : x
  2. Step 2: Convert to fraction form
    2,363.27/3,260.76 = 1,418.76/x
  3. Step 3: Cross multiply
    2,363.27x = 3,260.76 × 1,418.76
  4. Step 4: Simplify right side
    2,363.27x = 4,626,228.76
  5. Step 5: Solve for x
    x = 4,626,228.76/2,363.27
  6. Step 6: Final answer
    x = 1,957.55

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1.5x scale

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.