Home / 2,775.10-3,829.72-1,516.22

Finding the Fourth Proportional to 2,775.10, 3,829.72 and 1,516.22

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Solution

The fourth proportional to 2,775.10, 3,829.72 and 1,516.22 is: 2,092.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.10 : 3,829.72 = 1,516.22 : x
  2. Step 2: Convert to fraction form
    2,775.10/3,829.72 = 1,516.22/x
  3. Step 3: Cross multiply
    2,775.10x = 3,829.72 × 1,516.22
  4. Step 4: Simplify right side
    2,775.10x = 5,806,698.06
  5. Step 5: Solve for x
    x = 5,806,698.06/2,775.10
  6. Step 6: Final answer
    x = 2,092.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.