Home / 4,626.11-6,939.81-1,505.11

Finding the Fourth Proportional to 4,626.11, 6,939.81 and 1,505.11

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Solution

The fourth proportional to 4,626.11, 6,939.81 and 1,505.11 is: 2,257.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.11 : 6,939.81 = 1,505.11 : x
  2. Step 2: Convert to fraction form
    4,626.11/6,939.81 = 1,505.11/x
  3. Step 3: Cross multiply
    4,626.11x = 6,939.81 × 1,505.11
  4. Step 4: Simplify right side
    4,626.11x = 10,445,160.08
  5. Step 5: Solve for x
    x = 10,445,160.08/4,626.11
  6. Step 6: Final answer
    x = 2,257.87

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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.