Home / 4,079.93-6,117.80-1,996.79

Finding the Fourth Proportional to 4,079.93, 6,117.80 and 1,996.79

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Solution

The fourth proportional to 4,079.93, 6,117.80 and 1,996.79 is: 2,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.93 : 6,117.80 = 1,996.79 : x
  2. Step 2: Convert to fraction form
    4,079.93/6,117.80 = 1,996.79/x
  3. Step 3: Cross multiply
    4,079.93x = 6,117.80 × 1,996.79
  4. Step 4: Simplify right side
    4,079.93x = 12,215,921.29
  5. Step 5: Solve for x
    x = 12,215,921.29/4,079.93
  6. Step 6: Final answer
    x = 2,994.15

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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.