Home / 6,881.12-10,313.00-3,754.61

Finding the Fourth Proportional to 6,881.12, 10,313.00 and 3,754.61

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Solution

The fourth proportional to 6,881.12, 10,313.00 and 3,754.61 is: 5,627.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.12 : 10,313.00 = 3,754.61 : x
  2. Step 2: Convert to fraction form
    6,881.12/10,313.00 = 3,754.61/x
  3. Step 3: Cross multiply
    6,881.12x = 10,313.00 × 3,754.61
  4. Step 4: Simplify right side
    6,881.12x = 38,721,274.16
  5. Step 5: Solve for x
    x = 38,721,274.16/6,881.12
  6. Step 6: Final answer
    x = 5,627.18

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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.