Home / 7,936.66-10,949.51-5,103.65

Finding the Fourth Proportional to 7,936.66, 10,949.51 and 5,103.65

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Solution

The fourth proportional to 7,936.66, 10,949.51 and 5,103.65 is: 7,041.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.66 : 10,949.51 = 5,103.65 : x
  2. Step 2: Convert to fraction form
    7,936.66/10,949.51 = 5,103.65/x
  3. Step 3: Cross multiply
    7,936.66x = 10,949.51 × 5,103.65
  4. Step 4: Simplify right side
    7,936.66x = 55,882,506.84
  5. Step 5: Solve for x
    x = 55,882,506.84/7,936.66
  6. Step 6: Final answer
    x = 7,041.06

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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.