Home / 7,936.65-10,943.58-5,061.54

Finding the Fourth Proportional to 7,936.65, 10,943.58 and 5,061.54

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Solution

The fourth proportional to 7,936.65, 10,943.58 and 5,061.54 is: 6,979.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.65 : 10,943.58 = 5,061.54 : x
  2. Step 2: Convert to fraction form
    7,936.65/10,943.58 = 5,061.54/x
  3. Step 3: Cross multiply
    7,936.65x = 10,943.58 × 5,061.54
  4. Step 4: Simplify right side
    7,936.65x = 55,391,367.91
  5. Step 5: Solve for x
    x = 55,391,367.91/7,936.65
  6. Step 6: Final answer
    x = 6,979.19

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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.