Home / 7,119.48-10,675.44-2,737.92

Finding the Fourth Proportional to 7,119.48, 10,675.44 and 2,737.92

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Solution

The fourth proportional to 7,119.48, 10,675.44 and 2,737.92 is: 4,105.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119.48 : 10,675.44 = 2,737.92 : x
  2. Step 2: Convert to fraction form
    7,119.48/10,675.44 = 2,737.92/x
  3. Step 3: Cross multiply
    7,119.48x = 10,675.44 × 2,737.92
  4. Step 4: Simplify right side
    7,119.48x = 29,228,500.68
  5. Step 5: Solve for x
    x = 29,228,500.68/7,119.48
  6. Step 6: Final answer
    x = 4,105.43

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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.