Home / 4,108.50-6,156.81-1,767.87

Finding the Fourth Proportional to 4,108.50, 6,156.81 and 1,767.87

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Solution

The fourth proportional to 4,108.50, 6,156.81 and 1,767.87 is: 2,649.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.50 : 6,156.81 = 1,767.87 : x
  2. Step 2: Convert to fraction form
    4,108.50/6,156.81 = 1,767.87/x
  3. Step 3: Cross multiply
    4,108.50x = 6,156.81 × 1,767.87
  4. Step 4: Simplify right side
    4,108.50x = 10,884,439.69
  5. Step 5: Solve for x
    x = 10,884,439.69/4,108.50
  6. Step 6: Final answer
    x = 2,649.25

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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.