Home / 8,526.20-11,766.69-5,169.33

Finding the Fourth Proportional to 8,526.20, 11,766.69 and 5,169.33

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Solution

The fourth proportional to 8,526.20, 11,766.69 and 5,169.33 is: 7,134.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.20 : 11,766.69 = 5,169.33 : x
  2. Step 2: Convert to fraction form
    8,526.20/11,766.69 = 5,169.33/x
  3. Step 3: Cross multiply
    8,526.20x = 11,766.69 × 5,169.33
  4. Step 4: Simplify right side
    8,526.20x = 60,825,903.62
  5. Step 5: Solve for x
    x = 60,825,903.62/8,526.20
  6. Step 6: Final answer
    x = 7,134.00

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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.