Home / 5,402.50-8,097.99-2,801.86

Finding the Fourth Proportional to 5,402.50, 8,097.99 and 2,801.86

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Solution

The fourth proportional to 5,402.50, 8,097.99 and 2,801.86 is: 4,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.50 : 8,097.99 = 2,801.86 : x
  2. Step 2: Convert to fraction form
    5,402.50/8,097.99 = 2,801.86/x
  3. Step 3: Cross multiply
    5,402.50x = 8,097.99 × 2,801.86
  4. Step 4: Simplify right side
    5,402.50x = 22,689,434.26
  5. Step 5: Solve for x
    x = 22,689,434.26/5,402.50
  6. Step 6: Final answer
    x = 4,199.80

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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.