Home / 4,072.76-6,109.52-1,151.08

Finding the Fourth Proportional to 4,072.76, 6,109.52 and 1,151.08

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Solution

The fourth proportional to 4,072.76, 6,109.52 and 1,151.08 is: 1,726.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.76 : 6,109.52 = 1,151.08 : x
  2. Step 2: Convert to fraction form
    4,072.76/6,109.52 = 1,151.08/x
  3. Step 3: Cross multiply
    4,072.76x = 6,109.52 × 1,151.08
  4. Step 4: Simplify right side
    4,072.76x = 7,032,546.28
  5. Step 5: Solve for x
    x = 7,032,546.28/4,072.76
  6. Step 6: Final answer
    x = 1,726.73

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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.