Home / 11,552.68-15,933.60-8,366.40

Finding the Fourth Proportional to 11,552.68, 15,933.60 and 8,366.40

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Solution

The fourth proportional to 11,552.68, 15,933.60 and 8,366.40 is: 11,539.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.68 : 15,933.60 = 8,366.40 : x
  2. Step 2: Convert to fraction form
    11,552.68/15,933.60 = 8,366.40/x
  3. Step 3: Cross multiply
    11,552.68x = 15,933.60 × 8,366.40
  4. Step 4: Simplify right side
    11,552.68x = 133,306,871.04
  5. Step 5: Solve for x
    x = 133,306,871.04/11,552.68
  6. Step 6: Final answer
    x = 11,539.04

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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.