Home / 5,031-6,943.50-3,167.64

Finding the Fourth Proportional to 5,031, 6,943.50 and 3,167.64

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Solution

The fourth proportional to 5,031, 6,943.50 and 3,167.64 is: 4,371.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031 : 6,943.50 = 3,167.64 : x
  2. Step 2: Convert to fraction form
    5,031/6,943.50 = 3,167.64/x
  3. Step 3: Cross multiply
    5,031x = 6,943.50 × 3,167.64
  4. Step 4: Simplify right side
    5,031x = 21,994,508.34
  5. Step 5: Solve for x
    x = 21,994,508.34/5,031
  6. Step 6: Final answer
    x = 4,371.80

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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.