Home / 7,184.19-10,769.88-2,800.65

Finding the Fourth Proportional to 7,184.19, 10,769.88 and 2,800.65

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Solution

The fourth proportional to 7,184.19, 10,769.88 and 2,800.65 is: 4,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184.19 : 10,769.88 = 2,800.65 : x
  2. Step 2: Convert to fraction form
    7,184.19/10,769.88 = 2,800.65/x
  3. Step 3: Cross multiply
    7,184.19x = 10,769.88 × 2,800.65
  4. Step 4: Simplify right side
    7,184.19x = 30,162,664.42
  5. Step 5: Solve for x
    x = 30,162,664.42/7,184.19
  6. Step 6: Final answer
    x = 4,198.48

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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.