Home / 3,343.01-5,003.98-2,990.79

Finding the Fourth Proportional to 3,343.01, 5,003.98 and 2,990.79

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Solution

The fourth proportional to 3,343.01, 5,003.98 and 2,990.79 is: 4,476.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.01 : 5,003.98 = 2,990.79 : x
  2. Step 2: Convert to fraction form
    3,343.01/5,003.98 = 2,990.79/x
  3. Step 3: Cross multiply
    3,343.01x = 5,003.98 × 2,990.79
  4. Step 4: Simplify right side
    3,343.01x = 14,965,853.34
  5. Step 5: Solve for x
    x = 14,965,853.34/3,343.01
  6. Step 6: Final answer
    x = 4,476.77

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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.