Home / 3,396.76-5,095.68-1,665.52

Finding the Fourth Proportional to 3,396.76, 5,095.68 and 1,665.52

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Solution

The fourth proportional to 3,396.76, 5,095.68 and 1,665.52 is: 2,498.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.76 : 5,095.68 = 1,665.52 : x
  2. Step 2: Convert to fraction form
    3,396.76/5,095.68 = 1,665.52/x
  3. Step 3: Cross multiply
    3,396.76x = 5,095.68 × 1,665.52
  4. Step 4: Simplify right side
    3,396.76x = 8,486,956.95
  5. Step 5: Solve for x
    x = 8,486,956.95/3,396.76
  6. Step 6: Final answer
    x = 2,498.54

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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.