Home / 9,022.23-12,450.78-5,043.38

Finding the Fourth Proportional to 9,022.23, 12,450.78 and 5,043.38

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Solution

The fourth proportional to 9,022.23, 12,450.78 and 5,043.38 is: 6,959.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,022.23 : 12,450.78 = 5,043.38 : x
  2. Step 2: Convert to fraction form
    9,022.23/12,450.78 = 5,043.38/x
  3. Step 3: Cross multiply
    9,022.23x = 12,450.78 × 5,043.38
  4. Step 4: Simplify right side
    9,022.23x = 62,793,952.58
  5. Step 5: Solve for x
    x = 62,793,952.58/9,022.23
  6. Step 6: Final answer
    x = 6,959.91

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Half scale
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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.