Home / 7,241.12-10,860.40-2,046.88

Finding the Fourth Proportional to 7,241.12, 10,860.40 and 2,046.88

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Solution

The fourth proportional to 7,241.12, 10,860.40 and 2,046.88 is: 3,069.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.12 : 10,860.40 = 2,046.88 : x
  2. Step 2: Convert to fraction form
    7,241.12/10,860.40 = 2,046.88/x
  3. Step 3: Cross multiply
    7,241.12x = 10,860.40 × 2,046.88
  4. Step 4: Simplify right side
    7,241.12x = 22,229,935.55
  5. Step 5: Solve for x
    x = 22,229,935.55/7,241.12
  6. Step 6: Final answer
    x = 3,069.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.