Home / 6,898.10-9,519.41-3,754.31

Finding the Fourth Proportional to 6,898.10, 9,519.41 and 3,754.31

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Solution

The fourth proportional to 6,898.10, 9,519.41 and 3,754.31 is: 5,180.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.10 : 9,519.41 = 3,754.31 : x
  2. Step 2: Convert to fraction form
    6,898.10/9,519.41 = 3,754.31/x
  3. Step 3: Cross multiply
    6,898.10x = 9,519.41 × 3,754.31
  4. Step 4: Simplify right side
    6,898.10x = 35,738,777.95
  5. Step 5: Solve for x
    x = 35,738,777.95/6,898.10
  6. Step 6: Final answer
    x = 5,180.96

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1.5x scale

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.