Home / 2,926.33-4,037.65-1,791.72

Finding the Fourth Proportional to 2,926.33, 4,037.65 and 1,791.72

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Solution

The fourth proportional to 2,926.33, 4,037.65 and 1,791.72 is: 2,472.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.33 : 4,037.65 = 1,791.72 : x
  2. Step 2: Convert to fraction form
    2,926.33/4,037.65 = 1,791.72/x
  3. Step 3: Cross multiply
    2,926.33x = 4,037.65 × 1,791.72
  4. Step 4: Simplify right side
    2,926.33x = 7,234,333.78
  5. Step 5: Solve for x
    x = 7,234,333.78/2,926.33
  6. Step 6: Final answer
    x = 2,472.15

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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.