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Finding the Fourth Proportional to 3,579.34, 4,937.34 and 2,400.52

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Solution

The fourth proportional to 3,579.34, 4,937.34 and 2,400.52 is: 3,311.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.34 : 4,937.34 = 2,400.52 : x
  2. Step 2: Convert to fraction form
    3,579.34/4,937.34 = 2,400.52/x
  3. Step 3: Cross multiply
    3,579.34x = 4,937.34 × 2,400.52
  4. Step 4: Simplify right side
    3,579.34x = 11,852,183.42
  5. Step 5: Solve for x
    x = 11,852,183.42/3,579.34
  6. Step 6: Final answer
    x = 3,311.28

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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.