Home / 6,898.24-9,519.30-3,914.01

Finding the Fourth Proportional to 6,898.24, 9,519.30 and 3,914.01

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Solution

The fourth proportional to 6,898.24, 9,519.30 and 3,914.01 is: 5,401.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.24 : 9,519.30 = 3,914.01 : x
  2. Step 2: Convert to fraction form
    6,898.24/9,519.30 = 3,914.01/x
  3. Step 3: Cross multiply
    6,898.24x = 9,519.30 × 3,914.01
  4. Step 4: Simplify right side
    6,898.24x = 37,258,651.52
  5. Step 5: Solve for x
    x = 37,258,651.52/6,898.24
  6. Step 6: Final answer
    x = 5,401.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.