Home / 3,485.66-5,226.14-1,926.41

Finding the Fourth Proportional to 3,485.66, 5,226.14 and 1,926.41

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Solution

The fourth proportional to 3,485.66, 5,226.14 and 1,926.41 is: 2,888.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.66 : 5,226.14 = 1,926.41 : x
  2. Step 2: Convert to fraction form
    3,485.66/5,226.14 = 1,926.41/x
  3. Step 3: Cross multiply
    3,485.66x = 5,226.14 × 1,926.41
  4. Step 4: Simplify right side
    3,485.66x = 10,067,667.04
  5. Step 5: Solve for x
    x = 10,067,667.04/3,485.66
  6. Step 6: Final answer
    x = 2,888.31

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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.