Home / 4,108.51-6,161.14-1,642.87

Finding the Fourth Proportional to 4,108.51, 6,161.14 and 1,642.87

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Solution

The fourth proportional to 4,108.51, 6,161.14 and 1,642.87 is: 2,463.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.51 : 6,161.14 = 1,642.87 : x
  2. Step 2: Convert to fraction form
    4,108.51/6,161.14 = 1,642.87/x
  3. Step 3: Cross multiply
    4,108.51x = 6,161.14 × 1,642.87
  4. Step 4: Simplify right side
    4,108.51x = 10,121,952.07
  5. Step 5: Solve for x
    x = 10,121,952.07/4,108.51
  6. Step 6: Final answer
    x = 2,463.66

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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.