Home / 8,217.84-11,340.25-5,036.43

Finding the Fourth Proportional to 8,217.84, 11,340.25 and 5,036.43

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Solution

The fourth proportional to 8,217.84, 11,340.25 and 5,036.43 is: 6,950.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.84 : 11,340.25 = 5,036.43 : x
  2. Step 2: Convert to fraction form
    8,217.84/11,340.25 = 5,036.43/x
  3. Step 3: Cross multiply
    8,217.84x = 11,340.25 × 5,036.43
  4. Step 4: Simplify right side
    8,217.84x = 57,114,375.31
  5. Step 5: Solve for x
    x = 57,114,375.31/8,217.84
  6. Step 6: Final answer
    x = 6,950.05

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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.