Home / 2,926.98-4,387.20-1,758.54

Finding the Fourth Proportional to 2,926.98, 4,387.20 and 1,758.54

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Solution

The fourth proportional to 2,926.98, 4,387.20 and 1,758.54 is: 2,635.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.98 : 4,387.20 = 1,758.54 : x
  2. Step 2: Convert to fraction form
    2,926.98/4,387.20 = 1,758.54/x
  3. Step 3: Cross multiply
    2,926.98x = 4,387.20 × 1,758.54
  4. Step 4: Simplify right side
    2,926.98x = 7,715,066.69
  5. Step 5: Solve for x
    x = 7,715,066.69/2,926.98
  6. Step 6: Final answer
    x = 2,635.85

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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.