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Finding the Fourth Proportional to 9,166.44, 12,652.02 and 5,811.24

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Solution

The fourth proportional to 9,166.44, 12,652.02 and 5,811.24 is: 8,020.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166.44 : 12,652.02 = 5,811.24 : x
  2. Step 2: Convert to fraction form
    9,166.44/12,652.02 = 5,811.24/x
  3. Step 3: Cross multiply
    9,166.44x = 12,652.02 × 5,811.24
  4. Step 4: Simplify right side
    9,166.44x = 73,523,924.70
  5. Step 5: Solve for x
    x = 73,523,924.70/9,166.44
  6. Step 6: Final answer
    x = 8,020.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.