Home / 7,080.23-10,618.92-6,728.95

Finding the Fourth Proportional to 7,080.23, 10,618.92 and 6,728.95

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Solution

The fourth proportional to 7,080.23, 10,618.92 and 6,728.95 is: 10,092.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080.23 : 10,618.92 = 6,728.95 : x
  2. Step 2: Convert to fraction form
    7,080.23/10,618.92 = 6,728.95/x
  3. Step 3: Cross multiply
    7,080.23x = 10,618.92 × 6,728.95
  4. Step 4: Simplify right side
    7,080.23x = 71,454,148.09
  5. Step 5: Solve for x
    x = 71,454,148.09/7,080.23
  6. Step 6: Final answer
    x = 10,092.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.