Home / 8,815.29-13,231.62-5,995.50

Finding the Fourth Proportional to 8,815.29, 13,231.62 and 5,995.50

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Solution

The fourth proportional to 8,815.29, 13,231.62 and 5,995.50 is: 8,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815.29 : 13,231.62 = 5,995.50 : x
  2. Step 2: Convert to fraction form
    8,815.29/13,231.62 = 5,995.50/x
  3. Step 3: Cross multiply
    8,815.29x = 13,231.62 × 5,995.50
  4. Step 4: Simplify right side
    8,815.29x = 79,330,177.71
  5. Step 5: Solve for x
    x = 79,330,177.71/8,815.29
  6. Step 6: Final answer
    x = 8,999.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.