Home / 7,241.96-10,864.52-2,799.56

Finding the Fourth Proportional to 7,241.96, 10,864.52 and 2,799.56

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Solution

The fourth proportional to 7,241.96, 10,864.52 and 2,799.56 is: 4,199.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.96 : 10,864.52 = 2,799.56 : x
  2. Step 2: Convert to fraction form
    7,241.96/10,864.52 = 2,799.56/x
  3. Step 3: Cross multiply
    7,241.96x = 10,864.52 × 2,799.56
  4. Step 4: Simplify right side
    7,241.96x = 30,415,875.61
  5. Step 5: Solve for x
    x = 30,415,875.61/7,241.96
  6. Step 6: Final answer
    x = 4,199.95

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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.