Home / 5,118.17-7,677.30-3,374.34

Finding the Fourth Proportional to 5,118.17, 7,677.30 and 3,374.34

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Solution

The fourth proportional to 5,118.17, 7,677.30 and 3,374.34 is: 5,061.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.17 : 7,677.30 = 3,374.34 : x
  2. Step 2: Convert to fraction form
    5,118.17/7,677.30 = 3,374.34/x
  3. Step 3: Cross multiply
    5,118.17x = 7,677.30 × 3,374.34
  4. Step 4: Simplify right side
    5,118.17x = 25,905,820.48
  5. Step 5: Solve for x
    x = 25,905,820.48/5,118.17
  6. Step 6: Final answer
    x = 5,061.54

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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.