Home / 5,981.31-8,970.99-3,760.29

Finding the Fourth Proportional to 5,981.31, 8,970.99 and 3,760.29

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Solution

The fourth proportional to 5,981.31, 8,970.99 and 3,760.29 is: 5,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.31 : 8,970.99 = 3,760.29 : x
  2. Step 2: Convert to fraction form
    5,981.31/8,970.99 = 3,760.29/x
  3. Step 3: Cross multiply
    5,981.31x = 8,970.99 × 3,760.29
  4. Step 4: Simplify right side
    5,981.31x = 33,733,523.99
  5. Step 5: Solve for x
    x = 33,733,523.99/5,981.31
  6. Step 6: Final answer
    x = 5,639.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.