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Finding the Fourth Proportional to 5,808.99, 8,706.19 and 3,470.72

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Solution

The fourth proportional to 5,808.99, 8,706.19 and 3,470.72 is: 5,201.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.99 : 8,706.19 = 3,470.72 : x
  2. Step 2: Convert to fraction form
    5,808.99/8,706.19 = 3,470.72/x
  3. Step 3: Cross multiply
    5,808.99x = 8,706.19 × 3,470.72
  4. Step 4: Simplify right side
    5,808.99x = 30,216,747.76
  5. Step 5: Solve for x
    x = 30,216,747.76/5,808.99
  6. Step 6: Final answer
    x = 5,201.72

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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.