Home / 5,374.03-8,063.36-2,602.78

Finding the Fourth Proportional to 5,374.03, 8,063.36 and 2,602.78

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Solution

The fourth proportional to 5,374.03, 8,063.36 and 2,602.78 is: 3,905.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.03 : 8,063.36 = 2,602.78 : x
  2. Step 2: Convert to fraction form
    5,374.03/8,063.36 = 2,602.78/x
  3. Step 3: Cross multiply
    5,374.03x = 8,063.36 × 2,602.78
  4. Step 4: Simplify right side
    5,374.03x = 20,987,152.14
  5. Step 5: Solve for x
    x = 20,987,152.14/5,374.03
  6. Step 6: Final answer
    x = 3,905.29

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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.