Home / 5,450.04-7,520.22-3,060.13

Finding the Fourth Proportional to 5,450.04, 7,520.22 and 3,060.13

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Solution

The fourth proportional to 5,450.04, 7,520.22 and 3,060.13 is: 4,222.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.04 : 7,520.22 = 3,060.13 : x
  2. Step 2: Convert to fraction form
    5,450.04/7,520.22 = 3,060.13/x
  3. Step 3: Cross multiply
    5,450.04x = 7,520.22 × 3,060.13
  4. Step 4: Simplify right side
    5,450.04x = 23,012,850.83
  5. Step 5: Solve for x
    x = 23,012,850.83/5,450.04
  6. Step 6: Final answer
    x = 4,222.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.