Home / 2,045.25-3,067.67-948.92

Finding the Fourth Proportional to 2,045.25, 3,067.67 and 948.92

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Solution

The fourth proportional to 2,045.25, 3,067.67 and 948.92 is: 1,423.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.25 : 3,067.67 = 948.92 : x
  2. Step 2: Convert to fraction form
    2,045.25/3,067.67 = 948.92/x
  3. Step 3: Cross multiply
    2,045.25x = 3,067.67 × 948.92
  4. Step 4: Simplify right side
    2,045.25x = 2,910,960.45
  5. Step 5: Solve for x
    x = 2,910,960.45/2,045.25
  6. Step 6: Final answer
    x = 1,423.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.