Home / 10,146.72-15,223.04-3,573.44

Finding the Fourth Proportional to 10,146.72, 15,223.04 and 3,573.44

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Solution

The fourth proportional to 10,146.72, 15,223.04 and 3,573.44 is: 5,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146.72 : 15,223.04 = 3,573.44 : x
  2. Step 2: Convert to fraction form
    10,146.72/15,223.04 = 3,573.44/x
  3. Step 3: Cross multiply
    10,146.72x = 15,223.04 × 3,573.44
  4. Step 4: Simplify right side
    10,146.72x = 54,398,620.06
  5. Step 5: Solve for x
    x = 54,398,620.06/10,146.72
  6. Step 6: Final answer
    x = 5,361.20

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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.