Home / 2,795.15-3,857.15-1,536.36

Finding the Fourth Proportional to 2,795.15, 3,857.15 and 1,536.36

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Solution

The fourth proportional to 2,795.15, 3,857.15 and 1,536.36 is: 2,120.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.15 : 3,857.15 = 1,536.36 : x
  2. Step 2: Convert to fraction form
    2,795.15/3,857.15 = 1,536.36/x
  3. Step 3: Cross multiply
    2,795.15x = 3,857.15 × 1,536.36
  4. Step 4: Simplify right side
    2,795.15x = 5,925,963.29
  5. Step 5: Solve for x
    x = 5,925,963.29/2,795.15
  6. Step 6: Final answer
    x = 2,120.09

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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.