Home / 11,366.96-15,686.24-6,331.04

Finding the Fourth Proportional to 11,366.96, 15,686.24 and 6,331.04

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Solution

The fourth proportional to 11,366.96, 15,686.24 and 6,331.04 is: 8,736.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,366.96 : 15,686.24 = 6,331.04 : x
  2. Step 2: Convert to fraction form
    11,366.96/15,686.24 = 6,331.04/x
  3. Step 3: Cross multiply
    11,366.96x = 15,686.24 × 6,331.04
  4. Step 4: Simplify right side
    11,366.96x = 99,310,212.89
  5. Step 5: Solve for x
    x = 99,310,212.89/11,366.96
  6. Step 6: Final answer
    x = 8,736.74

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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.