Home / 10,937.46-15,093.43-6,221.44

Finding the Fourth Proportional to 10,937.46, 15,093.43 and 6,221.44

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Solution

The fourth proportional to 10,937.46, 15,093.43 and 6,221.44 is: 8,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.46 : 15,093.43 = 6,221.44 : x
  2. Step 2: Convert to fraction form
    10,937.46/15,093.43 = 6,221.44/x
  3. Step 3: Cross multiply
    10,937.46x = 15,093.43 × 6,221.44
  4. Step 4: Simplify right side
    10,937.46x = 93,902,869.14
  5. Step 5: Solve for x
    x = 93,902,869.14/10,937.46
  6. Step 6: Final answer
    x = 8,585.44

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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.