Home / 6,600.60-9,108.82-3,616.43

Finding the Fourth Proportional to 6,600.60, 9,108.82 and 3,616.43

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Solution

The fourth proportional to 6,600.60, 9,108.82 and 3,616.43 is: 4,990.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.60 : 9,108.82 = 3,616.43 : x
  2. Step 2: Convert to fraction form
    6,600.60/9,108.82 = 3,616.43/x
  3. Step 3: Cross multiply
    6,600.60x = 9,108.82 × 3,616.43
  4. Step 4: Simplify right side
    6,600.60x = 32,941,423.64
  5. Step 5: Solve for x
    x = 32,941,423.64/6,600.60
  6. Step 6: Final answer
    x = 4,990.67

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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.