Home / 6,297.80-9,447.16-2,136.12

Finding the Fourth Proportional to 6,297.80, 9,447.16 and 2,136.12

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Solution

The fourth proportional to 6,297.80, 9,447.16 and 2,136.12 is: 3,204.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,297.80 : 9,447.16 = 2,136.12 : x
  2. Step 2: Convert to fraction form
    6,297.80/9,447.16 = 2,136.12/x
  3. Step 3: Cross multiply
    6,297.80x = 9,447.16 × 2,136.12
  4. Step 4: Simplify right side
    6,297.80x = 20,180,277.79
  5. Step 5: Solve for x
    x = 20,180,277.79/6,297.80
  6. Step 6: Final answer
    x = 3,204.34

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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.