Home / 6,972.19-9,623.49-4,318.09

Finding the Fourth Proportional to 6,972.19, 9,623.49 and 4,318.09

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Solution

The fourth proportional to 6,972.19, 9,623.49 and 4,318.09 is: 5,960.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.19 : 9,623.49 = 4,318.09 : x
  2. Step 2: Convert to fraction form
    6,972.19/9,623.49 = 4,318.09/x
  3. Step 3: Cross multiply
    6,972.19x = 9,623.49 × 4,318.09
  4. Step 4: Simplify right side
    6,972.19x = 41,555,095.93
  5. Step 5: Solve for x
    x = 41,555,095.93/6,972.19
  6. Step 6: Final answer
    x = 5,960.12

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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.