Home / 3,350.78-5,029.30-1,708.56

Finding the Fourth Proportional to 3,350.78, 5,029.30 and 1,708.56

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Solution

The fourth proportional to 3,350.78, 5,029.30 and 1,708.56 is: 2,564.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.78 : 5,029.30 = 1,708.56 : x
  2. Step 2: Convert to fraction form
    3,350.78/5,029.30 = 1,708.56/x
  3. Step 3: Cross multiply
    3,350.78x = 5,029.30 × 1,708.56
  4. Step 4: Simplify right side
    3,350.78x = 8,592,860.81
  5. Step 5: Solve for x
    x = 8,592,860.81/3,350.78
  6. Step 6: Final answer
    x = 2,564.44

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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.