Home / 2,926.06-4,389.10-1,171.85

Finding the Fourth Proportional to 2,926.06, 4,389.10 and 1,171.85

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Solution

The fourth proportional to 2,926.06, 4,389.10 and 1,171.85 is: 1,757.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.06 : 4,389.10 = 1,171.85 : x
  2. Step 2: Convert to fraction form
    2,926.06/4,389.10 = 1,171.85/x
  3. Step 3: Cross multiply
    2,926.06x = 4,389.10 × 1,171.85
  4. Step 4: Simplify right side
    2,926.06x = 5,143,341.96
  5. Step 5: Solve for x
    x = 5,143,341.96/2,926.06
  6. Step 6: Final answer
    x = 1,757.77

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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.