Home / 3,708.05-5,117.18-2,216.03

Finding the Fourth Proportional to 3,708.05, 5,117.18 and 2,216.03

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Solution

The fourth proportional to 3,708.05, 5,117.18 and 2,216.03 is: 3,058.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.05 : 5,117.18 = 2,216.03 : x
  2. Step 2: Convert to fraction form
    3,708.05/5,117.18 = 2,216.03/x
  3. Step 3: Cross multiply
    3,708.05x = 5,117.18 × 2,216.03
  4. Step 4: Simplify right side
    3,708.05x = 11,339,787.73
  5. Step 5: Solve for x
    x = 11,339,787.73/3,708.05
  6. Step 6: Final answer
    x = 3,058.16

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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.