Home / 2,795.07-3,857.04-1,535.88

Finding the Fourth Proportional to 2,795.07, 3,857.04 and 1,535.88

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Solution

The fourth proportional to 2,795.07, 3,857.04 and 1,535.88 is: 2,119.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.07 : 3,857.04 = 1,535.88 : x
  2. Step 2: Convert to fraction form
    2,795.07/3,857.04 = 1,535.88/x
  3. Step 3: Cross multiply
    2,795.07x = 3,857.04 × 1,535.88
  4. Step 4: Simplify right side
    2,795.07x = 5,923,950.60
  5. Step 5: Solve for x
    x = 5,923,950.60/2,795.07
  6. Step 6: Final answer
    x = 2,119.43

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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.