Home / 5,577.60-8,367.78-3,937.36

Finding the Fourth Proportional to 5,577.60, 8,367.78 and 3,937.36

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Solution

The fourth proportional to 5,577.60, 8,367.78 and 3,937.36 is: 5,907.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.60 : 8,367.78 = 3,937.36 : x
  2. Step 2: Convert to fraction form
    5,577.60/8,367.78 = 3,937.36/x
  3. Step 3: Cross multiply
    5,577.60x = 8,367.78 × 3,937.36
  4. Step 4: Simplify right side
    5,577.60x = 32,946,962.26
  5. Step 5: Solve for x
    x = 32,946,962.26/5,577.60
  6. Step 6: Final answer
    x = 5,907.01

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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.