Home / 8,371.90-11,552.74-5,013.94

Finding the Fourth Proportional to 8,371.90, 11,552.74 and 5,013.94

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Solution

The fourth proportional to 8,371.90, 11,552.74 and 5,013.94 is: 6,918.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.90 : 11,552.74 = 5,013.94 : x
  2. Step 2: Convert to fraction form
    8,371.90/11,552.74 = 5,013.94/x
  3. Step 3: Cross multiply
    8,371.90x = 11,552.74 × 5,013.94
  4. Step 4: Simplify right side
    8,371.90x = 57,924,745.20
  5. Step 5: Solve for x
    x = 57,924,745.20/8,371.90
  6. Step 6: Final answer
    x = 6,918.95

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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.