Home / 10,222.48-15,333.09-3,648.34

Finding the Fourth Proportional to 10,222.48, 15,333.09 and 3,648.34

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Solution

The fourth proportional to 10,222.48, 15,333.09 and 3,648.34 is: 5,472.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222.48 : 15,333.09 = 3,648.34 : x
  2. Step 2: Convert to fraction form
    10,222.48/15,333.09 = 3,648.34/x
  3. Step 3: Cross multiply
    10,222.48x = 15,333.09 × 3,648.34
  4. Step 4: Simplify right side
    10,222.48x = 55,940,325.57
  5. Step 5: Solve for x
    x = 55,940,325.57/10,222.48
  6. Step 6: Final answer
    x = 5,472.29

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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.