Home / 3,368.60-5,052.89-2,199.56

Finding the Fourth Proportional to 3,368.60, 5,052.89 and 2,199.56

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Solution

The fourth proportional to 3,368.60, 5,052.89 and 2,199.56 is: 3,299.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.60 : 5,052.89 = 2,199.56 : x
  2. Step 2: Convert to fraction form
    3,368.60/5,052.89 = 2,199.56/x
  3. Step 3: Cross multiply
    3,368.60x = 5,052.89 × 2,199.56
  4. Step 4: Simplify right side
    3,368.60x = 11,114,152.86
  5. Step 5: Solve for x
    x = 11,114,152.86/3,368.60
  6. Step 6: Final answer
    x = 3,299.34

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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.