Home / 4,385.31-6,577.43-1,788.27

Finding the Fourth Proportional to 4,385.31, 6,577.43 and 1,788.27

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Solution

The fourth proportional to 4,385.31, 6,577.43 and 1,788.27 is: 2,682.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.31 : 6,577.43 = 1,788.27 : x
  2. Step 2: Convert to fraction form
    4,385.31/6,577.43 = 1,788.27/x
  3. Step 3: Cross multiply
    4,385.31x = 6,577.43 × 1,788.27
  4. Step 4: Simplify right side
    4,385.31x = 11,762,211.80
  5. Step 5: Solve for x
    x = 11,762,211.80/4,385.31
  6. Step 6: Final answer
    x = 2,682.18

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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.