Home / 6,898.80-10,348.26-1,968.44

Finding the Fourth Proportional to 6,898.80, 10,348.26 and 1,968.44

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Solution

The fourth proportional to 6,898.80, 10,348.26 and 1,968.44 is: 2,952.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.80 : 10,348.26 = 1,968.44 : x
  2. Step 2: Convert to fraction form
    6,898.80/10,348.26 = 1,968.44/x
  3. Step 3: Cross multiply
    6,898.80x = 10,348.26 × 1,968.44
  4. Step 4: Simplify right side
    6,898.80x = 20,369,928.91
  5. Step 5: Solve for x
    x = 20,369,928.91/6,898.80
  6. Step 6: Final answer
    x = 2,952.68

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1.5x scale

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.