Home / 11,230.77-15,496.43-6,982.95

Finding the Fourth Proportional to 11,230.77, 15,496.43 and 6,982.95

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Solution

The fourth proportional to 11,230.77, 15,496.43 and 6,982.95 is: 9,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.77 : 15,496.43 = 6,982.95 : x
  2. Step 2: Convert to fraction form
    11,230.77/15,496.43 = 6,982.95/x
  3. Step 3: Cross multiply
    11,230.77x = 15,496.43 × 6,982.95
  4. Step 4: Simplify right side
    11,230.77x = 108,210,760.95
  5. Step 5: Solve for x
    x = 108,210,760.95/11,230.77
  6. Step 6: Final answer
    x = 9,635.20

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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.