Home / 9,976.23-13,767.03-5,499.90

Finding the Fourth Proportional to 9,976.23, 13,767.03 and 5,499.90

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Solution

The fourth proportional to 9,976.23, 13,767.03 and 5,499.90 is: 7,589.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976.23 : 13,767.03 = 5,499.90 : x
  2. Step 2: Convert to fraction form
    9,976.23/13,767.03 = 5,499.90/x
  3. Step 3: Cross multiply
    9,976.23x = 13,767.03 × 5,499.90
  4. Step 4: Simplify right side
    9,976.23x = 75,717,288.30
  5. Step 5: Solve for x
    x = 75,717,288.30/9,976.23
  6. Step 6: Final answer
    x = 7,589.77

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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.