Home / 4,139.50-6,213.36-3,368.59

Finding the Fourth Proportional to 4,139.50, 6,213.36 and 3,368.59

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Solution

The fourth proportional to 4,139.50, 6,213.36 and 3,368.59 is: 5,056.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.50 : 6,213.36 = 3,368.59 : x
  2. Step 2: Convert to fraction form
    4,139.50/6,213.36 = 3,368.59/x
  3. Step 3: Cross multiply
    4,139.50x = 6,213.36 × 3,368.59
  4. Step 4: Simplify right side
    4,139.50x = 20,930,262.36
  5. Step 5: Solve for x
    x = 20,930,262.36/4,139.50
  6. Step 6: Final answer
    x = 5,056.23

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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.