Home / 2,962.88-4,086.84-2,263.04

Finding the Fourth Proportional to 2,962.88, 4,086.84 and 2,263.04

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Solution

The fourth proportional to 2,962.88, 4,086.84 and 2,263.04 is: 3,121.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.88 : 4,086.84 = 2,263.04 : x
  2. Step 2: Convert to fraction form
    2,962.88/4,086.84 = 2,263.04/x
  3. Step 3: Cross multiply
    2,962.88x = 4,086.84 × 2,263.04
  4. Step 4: Simplify right side
    2,962.88x = 9,248,682.39
  5. Step 5: Solve for x
    x = 9,248,682.39/2,962.88
  6. Step 6: Final answer
    x = 3,121.52

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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.