Home / 2,795.28-3,857.43-1,536.33

Finding the Fourth Proportional to 2,795.28, 3,857.43 and 1,536.33

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Solution

The fourth proportional to 2,795.28, 3,857.43 and 1,536.33 is: 2,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.28 : 3,857.43 = 1,536.33 : x
  2. Step 2: Convert to fraction form
    2,795.28/3,857.43 = 1,536.33/x
  3. Step 3: Cross multiply
    2,795.28x = 3,857.43 × 1,536.33
  4. Step 4: Simplify right side
    2,795.28x = 5,926,285.43
  5. Step 5: Solve for x
    x = 5,926,285.43/2,795.28
  6. Step 6: Final answer
    x = 2,120.10

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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.