Home / 3,160.88-4,348.14-2,570.12

Finding the Fourth Proportional to 3,160.88, 4,348.14 and 2,570.12

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Solution

The fourth proportional to 3,160.88, 4,348.14 and 2,570.12 is: 3,535.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.88 : 4,348.14 = 2,570.12 : x
  2. Step 2: Convert to fraction form
    3,160.88/4,348.14 = 2,570.12/x
  3. Step 3: Cross multiply
    3,160.88x = 4,348.14 × 2,570.12
  4. Step 4: Simplify right side
    3,160.88x = 11,175,241.58
  5. Step 5: Solve for x
    x = 11,175,241.58/3,160.88
  6. Step 6: Final answer
    x = 3,535.48

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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.