Home / 3,727.12-5,141.94-2,235.08

Finding the Fourth Proportional to 3,727.12, 5,141.94 and 2,235.08

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Solution

The fourth proportional to 3,727.12, 5,141.94 and 2,235.08 is: 3,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.12 : 5,141.94 = 2,235.08 : x
  2. Step 2: Convert to fraction form
    3,727.12/5,141.94 = 2,235.08/x
  3. Step 3: Cross multiply
    3,727.12x = 5,141.94 × 2,235.08
  4. Step 4: Simplify right side
    3,727.12x = 11,492,647.26
  5. Step 5: Solve for x
    x = 11,492,647.26/3,727.12
  6. Step 6: Final answer
    x = 3,083.52

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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.