Home / 2,718.96-3,752.28-1,671.36

Finding the Fourth Proportional to 2,718.96, 3,752.28 and 1,671.36

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Solution

The fourth proportional to 2,718.96, 3,752.28 and 1,671.36 is: 2,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.96 : 3,752.28 = 1,671.36 : x
  2. Step 2: Convert to fraction form
    2,718.96/3,752.28 = 1,671.36/x
  3. Step 3: Cross multiply
    2,718.96x = 3,752.28 × 1,671.36
  4. Step 4: Simplify right side
    2,718.96x = 6,271,410.70
  5. Step 5: Solve for x
    x = 6,271,410.70/2,718.96
  6. Step 6: Final answer
    x = 2,306.55

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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.