Home / 5,971.29-8,240.38-3,318.94

Finding the Fourth Proportional to 5,971.29, 8,240.38 and 3,318.94

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Solution

The fourth proportional to 5,971.29, 8,240.38 and 3,318.94 is: 4,580.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.29 : 8,240.38 = 3,318.94 : x
  2. Step 2: Convert to fraction form
    5,971.29/8,240.38 = 3,318.94/x
  3. Step 3: Cross multiply
    5,971.29x = 8,240.38 × 3,318.94
  4. Step 4: Simplify right side
    5,971.29x = 27,349,326.80
  5. Step 5: Solve for x
    x = 27,349,326.80/5,971.29
  6. Step 6: Final answer
    x = 4,580.14

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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.