Home / 10,934.82-15,089.76-6,220.62

Finding the Fourth Proportional to 10,934.82, 15,089.76 and 6,220.62

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Solution

The fourth proportional to 10,934.82, 15,089.76 and 6,220.62 is: 8,584.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.82 : 15,089.76 = 6,220.62 : x
  2. Step 2: Convert to fraction form
    10,934.82/15,089.76 = 6,220.62/x
  3. Step 3: Cross multiply
    10,934.82x = 15,089.76 × 6,220.62
  4. Step 4: Simplify right side
    10,934.82x = 93,867,662.85
  5. Step 5: Solve for x
    x = 93,867,662.85/10,934.82
  6. Step 6: Final answer
    x = 8,584.29

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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.