Home / 5,577.24-8,364.40-2,649.72

Finding the Fourth Proportional to 5,577.24, 8,364.40 and 2,649.72

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Solution

The fourth proportional to 5,577.24, 8,364.40 and 2,649.72 is: 3,973.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.24 : 8,364.40 = 2,649.72 : x
  2. Step 2: Convert to fraction form
    5,577.24/8,364.40 = 2,649.72/x
  3. Step 3: Cross multiply
    5,577.24x = 8,364.40 × 2,649.72
  4. Step 4: Simplify right side
    5,577.24x = 22,163,317.97
  5. Step 5: Solve for x
    x = 22,163,317.97/5,577.24
  6. Step 6: Final answer
    x = 3,973.89

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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.