Home / 7,241.60-10,874.47-4,884.86

Finding the Fourth Proportional to 7,241.60, 10,874.47 and 4,884.86

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Solution

The fourth proportional to 7,241.60, 10,874.47 and 4,884.86 is: 7,335.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.60 : 10,874.47 = 4,884.86 : x
  2. Step 2: Convert to fraction form
    7,241.60/10,874.47 = 4,884.86/x
  3. Step 3: Cross multiply
    7,241.60x = 10,874.47 × 4,884.86
  4. Step 4: Simplify right side
    7,241.60x = 53,120,257.07
  5. Step 5: Solve for x
    x = 53,120,257.07/7,241.60
  6. Step 6: Final answer
    x = 7,335.43

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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.