Home / 3,727.90-5,144.77-2,235.79

Finding the Fourth Proportional to 3,727.90, 5,144.77 and 2,235.79

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Solution

The fourth proportional to 3,727.90, 5,144.77 and 2,235.79 is: 3,085.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.90 : 5,144.77 = 2,235.79 : x
  2. Step 2: Convert to fraction form
    3,727.90/5,144.77 = 2,235.79/x
  3. Step 3: Cross multiply
    3,727.90x = 5,144.77 × 2,235.79
  4. Step 4: Simplify right side
    3,727.90x = 11,502,588.42
  5. Step 5: Solve for x
    x = 11,502,588.42/3,727.90
  6. Step 6: Final answer
    x = 3,085.55

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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.