Home / 4,083.77-6,117.46-2,131.88

Finding the Fourth Proportional to 4,083.77, 6,117.46 and 2,131.88

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Solution

The fourth proportional to 4,083.77, 6,117.46 and 2,131.88 is: 3,193.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.77 : 6,117.46 = 2,131.88 : x
  2. Step 2: Convert to fraction form
    4,083.77/6,117.46 = 2,131.88/x
  3. Step 3: Cross multiply
    4,083.77x = 6,117.46 × 2,131.88
  4. Step 4: Simplify right side
    4,083.77x = 13,041,654.71
  5. Step 5: Solve for x
    x = 13,041,654.71/4,083.77
  6. Step 6: Final answer
    x = 3,193.53

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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.