Home / 8,938.23-12,324.24-7,254.33

Finding the Fourth Proportional to 8,938.23, 12,324.24 and 7,254.33

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Solution

The fourth proportional to 8,938.23, 12,324.24 and 7,254.33 is: 10,002.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938.23 : 12,324.24 = 7,254.33 : x
  2. Step 2: Convert to fraction form
    8,938.23/12,324.24 = 7,254.33/x
  3. Step 3: Cross multiply
    8,938.23x = 12,324.24 × 7,254.33
  4. Step 4: Simplify right side
    8,938.23x = 89,404,103.96
  5. Step 5: Solve for x
    x = 89,404,103.96/8,938.23
  6. Step 6: Final answer
    x = 10,002.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.