Home / 7,727.20-11,596.20-3,347.80

Finding the Fourth Proportional to 7,727.20, 11,596.20 and 3,347.80

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Solution

The fourth proportional to 7,727.20, 11,596.20 and 3,347.80 is: 5,024.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.20 : 11,596.20 = 3,347.80 : x
  2. Step 2: Convert to fraction form
    7,727.20/11,596.20 = 3,347.80/x
  3. Step 3: Cross multiply
    7,727.20x = 11,596.20 × 3,347.80
  4. Step 4: Simplify right side
    7,727.20x = 38,821,758.36
  5. Step 5: Solve for x
    x = 38,821,758.36/7,727.20
  6. Step 6: Final answer
    x = 5,024.04

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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.