Home / 5,896.70-8,131.10-4,217.48

Finding the Fourth Proportional to 5,896.70, 8,131.10 and 4,217.48

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Solution

The fourth proportional to 5,896.70, 8,131.10 and 4,217.48 is: 5,815.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,896.70 : 8,131.10 = 4,217.48 : x
  2. Step 2: Convert to fraction form
    5,896.70/8,131.10 = 4,217.48/x
  3. Step 3: Cross multiply
    5,896.70x = 8,131.10 × 4,217.48
  4. Step 4: Simplify right side
    5,896.70x = 34,292,689.89
  5. Step 5: Solve for x
    x = 34,292,689.89/5,896.70
  6. Step 6: Final answer
    x = 5,815.58

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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.