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Finding the Fourth Proportional to 2,717.62, 3,747.52 and 2,417.92

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Solution

The fourth proportional to 2,717.62, 3,747.52 and 2,417.92 is: 3,334.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.62 : 3,747.52 = 2,417.92 : x
  2. Step 2: Convert to fraction form
    2,717.62/3,747.52 = 2,417.92/x
  3. Step 3: Cross multiply
    2,717.62x = 3,747.52 × 2,417.92
  4. Step 4: Simplify right side
    2,717.62x = 9,061,203.56
  5. Step 5: Solve for x
    x = 9,061,203.56/2,717.62
  6. Step 6: Final answer
    x = 3,334.24

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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.