Home / 3,270.18-4,512.84-1,854.14

Finding the Fourth Proportional to 3,270.18, 4,512.84 and 1,854.14

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Solution

The fourth proportional to 3,270.18, 4,512.84 and 1,854.14 is: 2,558.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.18 : 4,512.84 = 1,854.14 : x
  2. Step 2: Convert to fraction form
    3,270.18/4,512.84 = 1,854.14/x
  3. Step 3: Cross multiply
    3,270.18x = 4,512.84 × 1,854.14
  4. Step 4: Simplify right side
    3,270.18x = 8,367,438.24
  5. Step 5: Solve for x
    x = 8,367,438.24/3,270.18
  6. Step 6: Final answer
    x = 2,558.71

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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.