Home / 8,949.96-12,350.34-5,366.93

Finding the Fourth Proportional to 8,949.96, 12,350.34 and 5,366.93

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Solution

The fourth proportional to 8,949.96, 12,350.34 and 5,366.93 is: 7,405.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.96 : 12,350.34 = 5,366.93 : x
  2. Step 2: Convert to fraction form
    8,949.96/12,350.34 = 5,366.93/x
  3. Step 3: Cross multiply
    8,949.96x = 12,350.34 × 5,366.93
  4. Step 4: Simplify right side
    8,949.96x = 66,283,348.50
  5. Step 5: Solve for x
    x = 66,283,348.50/8,949.96
  6. Step 6: Final answer
    x = 7,405.99

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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.