Home / 8,942.04-13,391.10-7,372.44

Finding the Fourth Proportional to 8,942.04, 13,391.10 and 7,372.44

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Solution

The fourth proportional to 8,942.04, 13,391.10 and 7,372.44 is: 11,040.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.04 : 13,391.10 = 7,372.44 : x
  2. Step 2: Convert to fraction form
    8,942.04/13,391.10 = 7,372.44/x
  3. Step 3: Cross multiply
    8,942.04x = 13,391.10 × 7,372.44
  4. Step 4: Simplify right side
    8,942.04x = 98,725,081.28
  5. Step 5: Solve for x
    x = 98,725,081.28/8,942.04
  6. Step 6: Final answer
    x = 11,040.55

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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.