Home / 6,827.40-10,244.16-3,315.48

Finding the Fourth Proportional to 6,827.40, 10,244.16 and 3,315.48

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Solution

The fourth proportional to 6,827.40, 10,244.16 and 3,315.48 is: 4,974.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.40 : 10,244.16 = 3,315.48 : x
  2. Step 2: Convert to fraction form
    6,827.40/10,244.16 = 3,315.48/x
  3. Step 3: Cross multiply
    6,827.40x = 10,244.16 × 3,315.48
  4. Step 4: Simplify right side
    6,827.40x = 33,964,307.60
  5. Step 5: Solve for x
    x = 33,964,307.60/6,827.40
  6. Step 6: Final answer
    x = 4,974.71

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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.