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Finding the Fourth Proportional to 5,805.90, 8,717.01 and 3,034.86

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Solution

The fourth proportional to 5,805.90, 8,717.01 and 3,034.86 is: 4,556.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.90 : 8,717.01 = 3,034.86 : x
  2. Step 2: Convert to fraction form
    5,805.90/8,717.01 = 3,034.86/x
  3. Step 3: Cross multiply
    5,805.90x = 8,717.01 × 3,034.86
  4. Step 4: Simplify right side
    5,805.90x = 26,454,904.97
  5. Step 5: Solve for x
    x = 26,454,904.97/5,805.90
  6. Step 6: Final answer
    x = 4,556.56

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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.