Home / 2,767.03-4,147.88-1,011.56

Finding the Fourth Proportional to 2,767.03, 4,147.88 and 1,011.56

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Solution

The fourth proportional to 2,767.03, 4,147.88 and 1,011.56 is: 1,516.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.03 : 4,147.88 = 1,011.56 : x
  2. Step 2: Convert to fraction form
    2,767.03/4,147.88 = 1,011.56/x
  3. Step 3: Cross multiply
    2,767.03x = 4,147.88 × 1,011.56
  4. Step 4: Simplify right side
    2,767.03x = 4,195,803.70
  5. Step 5: Solve for x
    x = 4,195,803.70/2,767.03
  6. Step 6: Final answer
    x = 1,516.36

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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.