Home / 4,652.10-6,981.81-4,105.38

Finding the Fourth Proportional to 4,652.10, 6,981.81 and 4,105.38

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Solution

The fourth proportional to 4,652.10, 6,981.81 and 4,105.38 is: 6,161.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652.10 : 6,981.81 = 4,105.38 : x
  2. Step 2: Convert to fraction form
    4,652.10/6,981.81 = 4,105.38/x
  3. Step 3: Cross multiply
    4,652.10x = 6,981.81 × 4,105.38
  4. Step 4: Simplify right side
    4,652.10x = 28,662,983.14
  5. Step 5: Solve for x
    x = 28,662,983.14/4,652.10
  6. Step 6: Final answer
    x = 6,161.30

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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.