Home / 11,473.25-17,188.61-5,920.70

Finding the Fourth Proportional to 11,473.25, 17,188.61 and 5,920.70

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Solution

The fourth proportional to 11,473.25, 17,188.61 and 5,920.70 is: 8,870.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.25 : 17,188.61 = 5,920.70 : x
  2. Step 2: Convert to fraction form
    11,473.25/17,188.61 = 5,920.70/x
  3. Step 3: Cross multiply
    11,473.25x = 17,188.61 × 5,920.70
  4. Step 4: Simplify right side
    11,473.25x = 101,768,487.68
  5. Step 5: Solve for x
    x = 101,768,487.68/11,473.25
  6. Step 6: Final answer
    x = 8,870.07

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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.