Home / 6,747.48-10,122.71-2,068.13

Finding the Fourth Proportional to 6,747.48, 10,122.71 and 2,068.13

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Solution

The fourth proportional to 6,747.48, 10,122.71 and 2,068.13 is: 3,102.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.48 : 10,122.71 = 2,068.13 : x
  2. Step 2: Convert to fraction form
    6,747.48/10,122.71 = 2,068.13/x
  3. Step 3: Cross multiply
    6,747.48x = 10,122.71 × 2,068.13
  4. Step 4: Simplify right side
    6,747.48x = 20,935,095.20
  5. Step 5: Solve for x
    x = 20,935,095.20/6,747.48
  6. Step 6: Final answer
    x = 3,102.65

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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.