Home / 10,195.06-14,069.13-5,718.79

Finding the Fourth Proportional to 10,195.06, 14,069.13 and 5,718.79

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Solution

The fourth proportional to 10,195.06, 14,069.13 and 5,718.79 is: 7,891.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.06 : 14,069.13 = 5,718.79 : x
  2. Step 2: Convert to fraction form
    10,195.06/14,069.13 = 5,718.79/x
  3. Step 3: Cross multiply
    10,195.06x = 14,069.13 × 5,718.79
  4. Step 4: Simplify right side
    10,195.06x = 80,458,399.95
  5. Step 5: Solve for x
    x = 80,458,399.95/10,195.06
  6. Step 6: Final answer
    x = 7,891.90

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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.