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Finding the Fourth Proportional to 2,520.54, 3,502.40 and 2,493.54

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Solution

The fourth proportional to 2,520.54, 3,502.40 and 2,493.54 is: 3,464.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.54 : 3,502.40 = 2,493.54 : x
  2. Step 2: Convert to fraction form
    2,520.54/3,502.40 = 2,493.54/x
  3. Step 3: Cross multiply
    2,520.54x = 3,502.40 × 2,493.54
  4. Step 4: Simplify right side
    2,520.54x = 8,733,362.03
  5. Step 5: Solve for x
    x = 8,733,362.03/2,520.54
  6. Step 6: Final answer
    x = 3,464.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.