Home / 6,713.29-10,076.09-3,428.69

Finding the Fourth Proportional to 6,713.29, 10,076.09 and 3,428.69

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Solution

The fourth proportional to 6,713.29, 10,076.09 and 3,428.69 is: 5,146.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,713.29 : 10,076.09 = 3,428.69 : x
  2. Step 2: Convert to fraction form
    6,713.29/10,076.09 = 3,428.69/x
  3. Step 3: Cross multiply
    6,713.29x = 10,076.09 × 3,428.69
  4. Step 4: Simplify right side
    6,713.29x = 34,547,809.22
  5. Step 5: Solve for x
    x = 34,547,809.22/6,713.29
  6. Step 6: Final answer
    x = 5,146.18

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