Home / 2,671.85-3,686.33-1,552.56

Finding the Fourth Proportional to 2,671.85, 3,686.33 and 1,552.56

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Solution

The fourth proportional to 2,671.85, 3,686.33 and 1,552.56 is: 2,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671.85 : 3,686.33 = 1,552.56 : x
  2. Step 2: Convert to fraction form
    2,671.85/3,686.33 = 1,552.56/x
  3. Step 3: Cross multiply
    2,671.85x = 3,686.33 × 1,552.56
  4. Step 4: Simplify right side
    2,671.85x = 5,723,240.74
  5. Step 5: Solve for x
    x = 5,723,240.74/2,671.85
  6. Step 6: Final answer
    x = 2,142.06

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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.