Home / 2,934.16-4,400.52-1,291.12

Finding the Fourth Proportional to 2,934.16, 4,400.52 and 1,291.12

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Solution

The fourth proportional to 2,934.16, 4,400.52 and 1,291.12 is: 1,936.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.16 : 4,400.52 = 1,291.12 : x
  2. Step 2: Convert to fraction form
    2,934.16/4,400.52 = 1,291.12/x
  3. Step 3: Cross multiply
    2,934.16x = 4,400.52 × 1,291.12
  4. Step 4: Simplify right side
    2,934.16x = 5,681,599.38
  5. Step 5: Solve for x
    x = 5,681,599.38/2,934.16
  6. Step 6: Final answer
    x = 1,936.36

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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.