Home / 7,722.72-11,550.68-4,552.63

Finding the Fourth Proportional to 7,722.72, 11,550.68 and 4,552.63

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Solution

The fourth proportional to 7,722.72, 11,550.68 and 4,552.63 is: 6,809.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.72 : 11,550.68 = 4,552.63 : x
  2. Step 2: Convert to fraction form
    7,722.72/11,550.68 = 4,552.63/x
  3. Step 3: Cross multiply
    7,722.72x = 11,550.68 × 4,552.63
  4. Step 4: Simplify right side
    7,722.72x = 52,585,972.29
  5. Step 5: Solve for x
    x = 52,585,972.29/7,722.72
  6. Step 6: Final answer
    x = 6,809.26

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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.