Home / 5,902.29-8,143.34-3,511.17

Finding the Fourth Proportional to 5,902.29, 8,143.34 and 3,511.17

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Solution

The fourth proportional to 5,902.29, 8,143.34 and 3,511.17 is: 4,844.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.29 : 8,143.34 = 3,511.17 : x
  2. Step 2: Convert to fraction form
    5,902.29/8,143.34 = 3,511.17/x
  3. Step 3: Cross multiply
    5,902.29x = 8,143.34 × 3,511.17
  4. Step 4: Simplify right side
    5,902.29x = 28,592,633.55
  5. Step 5: Solve for x
    x = 28,592,633.55/5,902.29
  6. Step 6: Final answer
    x = 4,844.33

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Double scale
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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.