Home / 7,552.20-11,328.84-2,621.22

Finding the Fourth Proportional to 7,552.20, 11,328.84 and 2,621.22

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Solution

The fourth proportional to 7,552.20, 11,328.84 and 2,621.22 is: 3,932.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.20 : 11,328.84 = 2,621.22 : x
  2. Step 2: Convert to fraction form
    7,552.20/11,328.84 = 2,621.22/x
  3. Step 3: Cross multiply
    7,552.20x = 11,328.84 × 2,621.22
  4. Step 4: Simplify right side
    7,552.20x = 29,695,381.98
  5. Step 5: Solve for x
    x = 29,695,381.98/7,552.20
  6. Step 6: Final answer
    x = 3,932.02

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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.