Home / 4,131.39-5,698.80-2,451.66

Finding the Fourth Proportional to 4,131.39, 5,698.80 and 2,451.66

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Solution

The fourth proportional to 4,131.39, 5,698.80 and 2,451.66 is: 3,381.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.39 : 5,698.80 = 2,451.66 : x
  2. Step 2: Convert to fraction form
    4,131.39/5,698.80 = 2,451.66/x
  3. Step 3: Cross multiply
    4,131.39x = 5,698.80 × 2,451.66
  4. Step 4: Simplify right side
    4,131.39x = 13,971,520.01
  5. Step 5: Solve for x
    x = 13,971,520.01/4,131.39
  6. Step 6: Final answer
    x = 3,381.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.