Home / 5,478.96-7,560.44-3,241.68

Finding the Fourth Proportional to 5,478.96, 7,560.44 and 3,241.68

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Solution

The fourth proportional to 5,478.96, 7,560.44 and 3,241.68 is: 4,473.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478.96 : 7,560.44 = 3,241.68 : x
  2. Step 2: Convert to fraction form
    5,478.96/7,560.44 = 3,241.68/x
  3. Step 3: Cross multiply
    5,478.96x = 7,560.44 × 3,241.68
  4. Step 4: Simplify right side
    5,478.96x = 24,508,527.14
  5. Step 5: Solve for x
    x = 24,508,527.14/5,478.96
  6. Step 6: Final answer
    x = 4,473.21

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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.