Home / 7,086.03-9,778.97-4,061.62

Finding the Fourth Proportional to 7,086.03, 9,778.97 and 4,061.62

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Solution

The fourth proportional to 7,086.03, 9,778.97 and 4,061.62 is: 5,605.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086.03 : 9,778.97 = 4,061.62 : x
  2. Step 2: Convert to fraction form
    7,086.03/9,778.97 = 4,061.62/x
  3. Step 3: Cross multiply
    7,086.03x = 9,778.97 × 4,061.62
  4. Step 4: Simplify right side
    7,086.03x = 39,718,460.13
  5. Step 5: Solve for x
    x = 39,718,460.13/7,086.03
  6. Step 6: Final answer
    x = 5,605.18

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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.