Home / 7,767.24-11,649.69-2,836.91

Finding the Fourth Proportional to 7,767.24, 11,649.69 and 2,836.91

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Solution

The fourth proportional to 7,767.24, 11,649.69 and 2,836.91 is: 4,254.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767.24 : 11,649.69 = 2,836.91 : x
  2. Step 2: Convert to fraction form
    7,767.24/11,649.69 = 2,836.91/x
  3. Step 3: Cross multiply
    7,767.24x = 11,649.69 × 2,836.91
  4. Step 4: Simplify right side
    7,767.24x = 33,049,122.06
  5. Step 5: Solve for x
    x = 33,049,122.06/7,767.24
  6. Step 6: Final answer
    x = 4,254.94

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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.