Home / 3,001.25-4,141.70-1,656.93

Finding the Fourth Proportional to 3,001.25, 4,141.70 and 1,656.93

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Solution

The fourth proportional to 3,001.25, 4,141.70 and 1,656.93 is: 2,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.25 : 4,141.70 = 1,656.93 : x
  2. Step 2: Convert to fraction form
    3,001.25/4,141.70 = 1,656.93/x
  3. Step 3: Cross multiply
    3,001.25x = 4,141.70 × 1,656.93
  4. Step 4: Simplify right side
    3,001.25x = 6,862,520.44
  5. Step 5: Solve for x
    x = 6,862,520.44/3,001.25
  6. Step 6: Final answer
    x = 2,286.55

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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.