Home / 4,108.68-6,161.58-1,642.84

Finding the Fourth Proportional to 4,108.68, 6,161.58 and 1,642.84

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Solution

The fourth proportional to 4,108.68, 6,161.58 and 1,642.84 is: 2,463.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.68 : 6,161.58 = 1,642.84 : x
  2. Step 2: Convert to fraction form
    4,108.68/6,161.58 = 1,642.84/x
  3. Step 3: Cross multiply
    4,108.68x = 6,161.58 × 1,642.84
  4. Step 4: Simplify right side
    4,108.68x = 10,122,490.09
  5. Step 5: Solve for x
    x = 10,122,490.09/4,108.68
  6. Step 6: Final answer
    x = 2,463.68

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1.5x scale

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.