Home / 3,346.78-4,619.10-3,199.14

Finding the Fourth Proportional to 3,346.78, 4,619.10 and 3,199.14

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Solution

The fourth proportional to 3,346.78, 4,619.10 and 3,199.14 is: 4,415.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.78 : 4,619.10 = 3,199.14 : x
  2. Step 2: Convert to fraction form
    3,346.78/4,619.10 = 3,199.14/x
  3. Step 3: Cross multiply
    3,346.78x = 4,619.10 × 3,199.14
  4. Step 4: Simplify right side
    3,346.78x = 14,777,124.48
  5. Step 5: Solve for x
    x = 14,777,124.48/3,346.78
  6. Step 6: Final answer
    x = 4,415.33

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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.