Home / 6,913.12-10,371.30-2,753.36

Finding the Fourth Proportional to 6,913.12, 10,371.30 and 2,753.36

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Solution

The fourth proportional to 6,913.12, 10,371.30 and 2,753.36 is: 4,130.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.12 : 10,371.30 = 2,753.36 : x
  2. Step 2: Convert to fraction form
    6,913.12/10,371.30 = 2,753.36/x
  3. Step 3: Cross multiply
    6,913.12x = 10,371.30 × 2,753.36
  4. Step 4: Simplify right side
    6,913.12x = 28,555,922.57
  5. Step 5: Solve for x
    x = 28,555,922.57/6,913.12
  6. Step 6: Final answer
    x = 4,130.69

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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.