Home / 4,426.38-6,109.29-3,099.60

Finding the Fourth Proportional to 4,426.38, 6,109.29 and 3,099.60

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Solution

The fourth proportional to 4,426.38, 6,109.29 and 3,099.60 is: 4,278.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.38 : 6,109.29 = 3,099.60 : x
  2. Step 2: Convert to fraction form
    4,426.38/6,109.29 = 3,099.60/x
  3. Step 3: Cross multiply
    4,426.38x = 6,109.29 × 3,099.60
  4. Step 4: Simplify right side
    4,426.38x = 18,936,355.28
  5. Step 5: Solve for x
    x = 18,936,355.28/4,426.38
  6. Step 6: Final answer
    x = 4,278.07

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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.