Home / 7,217.50-10,827.06-3,324.64

Finding the Fourth Proportional to 7,217.50, 10,827.06 and 3,324.64

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Solution

The fourth proportional to 7,217.50, 10,827.06 and 3,324.64 is: 4,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.50 : 10,827.06 = 3,324.64 : x
  2. Step 2: Convert to fraction form
    7,217.50/10,827.06 = 3,324.64/x
  3. Step 3: Cross multiply
    7,217.50x = 10,827.06 × 3,324.64
  4. Step 4: Simplify right side
    7,217.50x = 35,996,076.76
  5. Step 5: Solve for x
    x = 35,996,076.76/7,217.50
  6. Step 6: Final answer
    x = 4,987.33

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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.