Home / 11,974.12-17,953.50-6,424.04

Finding the Fourth Proportional to 11,974.12, 17,953.50 and 6,424.04

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Solution

The fourth proportional to 11,974.12, 17,953.50 and 6,424.04 is: 9,631.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.12 : 17,953.50 = 6,424.04 : x
  2. Step 2: Convert to fraction form
    11,974.12/17,953.50 = 6,424.04/x
  3. Step 3: Cross multiply
    11,974.12x = 17,953.50 × 6,424.04
  4. Step 4: Simplify right side
    11,974.12x = 115,334,002.14
  5. Step 5: Solve for x
    x = 115,334,002.14/11,974.12
  6. Step 6: Final answer
    x = 9,631.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.