Home / 6,868.17-10,302.06-2,188.52

Finding the Fourth Proportional to 6,868.17, 10,302.06 and 2,188.52

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Solution

The fourth proportional to 6,868.17, 10,302.06 and 2,188.52 is: 3,282.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868.17 : 10,302.06 = 2,188.52 : x
  2. Step 2: Convert to fraction form
    6,868.17/10,302.06 = 2,188.52/x
  3. Step 3: Cross multiply
    6,868.17x = 10,302.06 × 2,188.52
  4. Step 4: Simplify right side
    6,868.17x = 22,546,253.53
  5. Step 5: Solve for x
    x = 22,546,253.53/6,868.17
  6. Step 6: Final answer
    x = 3,282.72

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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.