Home / 3,962.17-5,467.80-2,169.64

Finding the Fourth Proportional to 3,962.17, 5,467.80 and 2,169.64

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Solution

The fourth proportional to 3,962.17, 5,467.80 and 2,169.64 is: 2,994.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.17 : 5,467.80 = 2,169.64 : x
  2. Step 2: Convert to fraction form
    3,962.17/5,467.80 = 2,169.64/x
  3. Step 3: Cross multiply
    3,962.17x = 5,467.80 × 2,169.64
  4. Step 4: Simplify right side
    3,962.17x = 11,863,157.59
  5. Step 5: Solve for x
    x = 11,863,157.59/3,962.17
  6. Step 6: Final answer
    x = 2,994.11

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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.