Home / 10,582.74-15,874.29-2,791.26

Finding the Fourth Proportional to 10,582.74, 15,874.29 and 2,791.26

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Solution

The fourth proportional to 10,582.74, 15,874.29 and 2,791.26 is: 4,186.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,582.74 : 15,874.29 = 2,791.26 : x
  2. Step 2: Convert to fraction form
    10,582.74/15,874.29 = 2,791.26/x
  3. Step 3: Cross multiply
    10,582.74x = 15,874.29 × 2,791.26
  4. Step 4: Simplify right side
    10,582.74x = 44,309,270.71
  5. Step 5: Solve for x
    x = 44,309,270.71/10,582.74
  6. Step 6: Final answer
    x = 4,186.94

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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.