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Finding the Fourth Proportional to 9,178.86, 13,734.27 and 5,483.10

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Solution

The fourth proportional to 9,178.86, 13,734.27 and 5,483.10 is: 8,204.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178.86 : 13,734.27 = 5,483.10 : x
  2. Step 2: Convert to fraction form
    9,178.86/13,734.27 = 5,483.10/x
  3. Step 3: Cross multiply
    9,178.86x = 13,734.27 × 5,483.10
  4. Step 4: Simplify right side
    9,178.86x = 75,306,375.84
  5. Step 5: Solve for x
    x = 75,306,375.84/9,178.86
  6. Step 6: Final answer
    x = 8,204.33

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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.