Home / 10,874.43-15,001.23-6,395.33

Finding the Fourth Proportional to 10,874.43, 15,001.23 and 6,395.33

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Solution

The fourth proportional to 10,874.43, 15,001.23 and 6,395.33 is: 8,822.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.43 : 15,001.23 = 6,395.33 : x
  2. Step 2: Convert to fraction form
    10,874.43/15,001.23 = 6,395.33/x
  3. Step 3: Cross multiply
    10,874.43x = 15,001.23 × 6,395.33
  4. Step 4: Simplify right side
    10,874.43x = 95,937,816.26
  5. Step 5: Solve for x
    x = 95,937,816.26/10,874.43
  6. Step 6: Final answer
    x = 8,822.33

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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.