Home / 5,775.49-8,660.80-2,217.03

Finding the Fourth Proportional to 5,775.49, 8,660.80 and 2,217.03

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Solution

The fourth proportional to 5,775.49, 8,660.80 and 2,217.03 is: 3,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.49 : 8,660.80 = 2,217.03 : x
  2. Step 2: Convert to fraction form
    5,775.49/8,660.80 = 2,217.03/x
  3. Step 3: Cross multiply
    5,775.49x = 8,660.80 × 2,217.03
  4. Step 4: Simplify right side
    5,775.49x = 19,201,253.42
  5. Step 5: Solve for x
    x = 19,201,253.42/5,775.49
  6. Step 6: Final answer
    x = 3,324.61

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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.