Home / 3,727.10-5,143.68-2,235.08

Finding the Fourth Proportional to 3,727.10, 5,143.68 and 2,235.08

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Solution

The fourth proportional to 3,727.10, 5,143.68 and 2,235.08 is: 3,084.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.10 : 5,143.68 = 2,235.08 : x
  2. Step 2: Convert to fraction form
    3,727.10/5,143.68 = 2,235.08/x
  3. Step 3: Cross multiply
    3,727.10x = 5,143.68 × 2,235.08
  4. Step 4: Simplify right side
    3,727.10x = 11,496,510.58
  5. Step 5: Solve for x
    x = 11,496,510.58/3,727.10
  6. Step 6: Final answer
    x = 3,084.58

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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.