Home / 2,635.68-3,953.52-2,601.66

Finding the Fourth Proportional to 2,635.68, 3,953.52 and 2,601.66

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Solution

The fourth proportional to 2,635.68, 3,953.52 and 2,601.66 is: 3,902.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.68 : 3,953.52 = 2,601.66 : x
  2. Step 2: Convert to fraction form
    2,635.68/3,953.52 = 2,601.66/x
  3. Step 3: Cross multiply
    2,635.68x = 3,953.52 × 2,601.66
  4. Step 4: Simplify right side
    2,635.68x = 10,285,714.84
  5. Step 5: Solve for x
    x = 10,285,714.84/2,635.68
  6. Step 6: Final answer
    x = 3,902.49

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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.