Home / 11,022.97-15,211.50-6,242.85

Finding the Fourth Proportional to 11,022.97, 15,211.50 and 6,242.85

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Solution

The fourth proportional to 11,022.97, 15,211.50 and 6,242.85 is: 8,615.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.97 : 15,211.50 = 6,242.85 : x
  2. Step 2: Convert to fraction form
    11,022.97/15,211.50 = 6,242.85/x
  3. Step 3: Cross multiply
    11,022.97x = 15,211.50 × 6,242.85
  4. Step 4: Simplify right side
    11,022.97x = 94,963,046.58
  5. Step 5: Solve for x
    x = 94,963,046.58/11,022.97
  6. Step 6: Final answer
    x = 8,615.01

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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.