Home / 6,855.05-10,281.34-1,923.48

Finding the Fourth Proportional to 6,855.05, 10,281.34 and 1,923.48

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Solution

The fourth proportional to 6,855.05, 10,281.34 and 1,923.48 is: 2,884.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.05 : 10,281.34 = 1,923.48 : x
  2. Step 2: Convert to fraction form
    6,855.05/10,281.34 = 1,923.48/x
  3. Step 3: Cross multiply
    6,855.05x = 10,281.34 × 1,923.48
  4. Step 4: Simplify right side
    6,855.05x = 19,775,951.86
  5. Step 5: Solve for x
    x = 19,775,951.86/6,855.05
  6. Step 6: Final answer
    x = 2,884.87

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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.