Home / 6,838.91-10,250.40-3,141.53

Finding the Fourth Proportional to 6,838.91, 10,250.40 and 3,141.53

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Solution

The fourth proportional to 6,838.91, 10,250.40 and 3,141.53 is: 4,708.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.91 : 10,250.40 = 3,141.53 : x
  2. Step 2: Convert to fraction form
    6,838.91/10,250.40 = 3,141.53/x
  3. Step 3: Cross multiply
    6,838.91x = 10,250.40 × 3,141.53
  4. Step 4: Simplify right side
    6,838.91x = 32,201,939.11
  5. Step 5: Solve for x
    x = 32,201,939.11/6,838.91
  6. Step 6: Final answer
    x = 4,708.64

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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.