Home / 2,660.10-3,671.37-1,612.68

Finding the Fourth Proportional to 2,660.10, 3,671.37 and 1,612.68

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Solution

The fourth proportional to 2,660.10, 3,671.37 and 1,612.68 is: 2,225.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660.10 : 3,671.37 = 1,612.68 : x
  2. Step 2: Convert to fraction form
    2,660.10/3,671.37 = 1,612.68/x
  3. Step 3: Cross multiply
    2,660.10x = 3,671.37 × 1,612.68
  4. Step 4: Simplify right side
    2,660.10x = 5,920,744.97
  5. Step 5: Solve for x
    x = 5,920,744.97/2,660.10
  6. Step 6: Final answer
    x = 2,225.76

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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.