Home / 7,182.44-10,767.28-2,798.87

Finding the Fourth Proportional to 7,182.44, 10,767.28 and 2,798.87

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Solution

The fourth proportional to 7,182.44, 10,767.28 and 2,798.87 is: 4,195.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182.44 : 10,767.28 = 2,798.87 : x
  2. Step 2: Convert to fraction form
    7,182.44/10,767.28 = 2,798.87/x
  3. Step 3: Cross multiply
    7,182.44x = 10,767.28 × 2,798.87
  4. Step 4: Simplify right side
    7,182.44x = 30,136,221.95
  5. Step 5: Solve for x
    x = 30,136,221.95/7,182.44
  6. Step 6: Final answer
    x = 4,195.82

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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.