Home / 5,174.42-7,763.51-2,541.65

Finding the Fourth Proportional to 5,174.42, 7,763.51 and 2,541.65

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Solution

The fourth proportional to 5,174.42, 7,763.51 and 2,541.65 is: 3,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.42 : 7,763.51 = 2,541.65 : x
  2. Step 2: Convert to fraction form
    5,174.42/7,763.51 = 2,541.65/x
  3. Step 3: Cross multiply
    5,174.42x = 7,763.51 × 2,541.65
  4. Step 4: Simplify right side
    5,174.42x = 19,732,073.67
  5. Step 5: Solve for x
    x = 19,732,073.67/5,174.42
  6. Step 6: Final answer
    x = 3,813.39

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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.