Home / 11,538.80-15,923.55-6,233.62

Finding the Fourth Proportional to 11,538.80, 15,923.55 and 6,233.62

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Solution

The fourth proportional to 11,538.80, 15,923.55 and 6,233.62 is: 8,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,538.80 : 15,923.55 = 6,233.62 : x
  2. Step 2: Convert to fraction form
    11,538.80/15,923.55 = 6,233.62/x
  3. Step 3: Cross multiply
    11,538.80x = 15,923.55 × 6,233.62
  4. Step 4: Simplify right side
    11,538.80x = 99,261,359.75
  5. Step 5: Solve for x
    x = 99,261,359.75/11,538.80
  6. Step 6: Final answer
    x = 8,602.40

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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.