Home / 7,939.04-10,950.87-5,110.11

Finding the Fourth Proportional to 7,939.04, 10,950.87 and 5,110.11

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Solution

The fourth proportional to 7,939.04, 10,950.87 and 5,110.11 is: 7,048.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.04 : 10,950.87 = 5,110.11 : x
  2. Step 2: Convert to fraction form
    7,939.04/10,950.87 = 5,110.11/x
  3. Step 3: Cross multiply
    7,939.04x = 10,950.87 × 5,110.11
  4. Step 4: Simplify right side
    7,939.04x = 55,960,150.30
  5. Step 5: Solve for x
    x = 55,960,150.30/7,939.04
  6. Step 6: Final answer
    x = 7,048.73

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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.