Home / 5,522.57-7,621.18-3,004.79

Finding the Fourth Proportional to 5,522.57, 7,621.18 and 3,004.79

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Solution

The fourth proportional to 5,522.57, 7,621.18 and 3,004.79 is: 4,146.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.57 : 7,621.18 = 3,004.79 : x
  2. Step 2: Convert to fraction form
    5,522.57/7,621.18 = 3,004.79/x
  3. Step 3: Cross multiply
    5,522.57x = 7,621.18 × 3,004.79
  4. Step 4: Simplify right side
    5,522.57x = 22,900,052.13
  5. Step 5: Solve for x
    x = 22,900,052.13/5,522.57
  6. Step 6: Final answer
    x = 4,146.63

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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.