Home / 5,729.78-8,577.65-3,124.82

Finding the Fourth Proportional to 5,729.78, 8,577.65 and 3,124.82

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Solution

The fourth proportional to 5,729.78, 8,577.65 and 3,124.82 is: 4,677.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,729.78 : 8,577.65 = 3,124.82 : x
  2. Step 2: Convert to fraction form
    5,729.78/8,577.65 = 3,124.82/x
  3. Step 3: Cross multiply
    5,729.78x = 8,577.65 × 3,124.82
  4. Step 4: Simplify right side
    5,729.78x = 26,803,553.76
  5. Step 5: Solve for x
    x = 26,803,553.76/5,729.78
  6. Step 6: Final answer
    x = 4,677.94

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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.