Home / 6,864.14-10,299.21-2,971.10

Finding the Fourth Proportional to 6,864.14, 10,299.21 and 2,971.10

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Solution

The fourth proportional to 6,864.14, 10,299.21 and 2,971.10 is: 4,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.14 : 10,299.21 = 2,971.10 : x
  2. Step 2: Convert to fraction form
    6,864.14/10,299.21 = 2,971.10/x
  3. Step 3: Cross multiply
    6,864.14x = 10,299.21 × 2,971.10
  4. Step 4: Simplify right side
    6,864.14x = 30,599,982.83
  5. Step 5: Solve for x
    x = 30,599,982.83/6,864.14
  6. Step 6: Final answer
    x = 4,457.95

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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.