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Finding the Fourth Proportional to 5,808.47, 8,713.17 and 3,484.35

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Solution

The fourth proportional to 5,808.47, 8,713.17 and 3,484.35 is: 5,226.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.47 : 8,713.17 = 3,484.35 : x
  2. Step 2: Convert to fraction form
    5,808.47/8,713.17 = 3,484.35/x
  3. Step 3: Cross multiply
    5,808.47x = 8,713.17 × 3,484.35
  4. Step 4: Simplify right side
    5,808.47x = 30,359,733.89
  5. Step 5: Solve for x
    x = 30,359,733.89/5,808.47
  6. Step 6: Final answer
    x = 5,226.81

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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.