Home / 6,898.24-10,343.79-3,386.68

Finding the Fourth Proportional to 6,898.24, 10,343.79 and 3,386.68

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Solution

The fourth proportional to 6,898.24, 10,343.79 and 3,386.68 is: 5,078.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.24 : 10,343.79 = 3,386.68 : x
  2. Step 2: Convert to fraction form
    6,898.24/10,343.79 = 3,386.68/x
  3. Step 3: Cross multiply
    6,898.24x = 10,343.79 × 3,386.68
  4. Step 4: Simplify right side
    6,898.24x = 35,031,106.72
  5. Step 5: Solve for x
    x = 35,031,106.72/6,898.24
  6. Step 6: Final answer
    x = 5,078.27

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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.