Home / 5,353.11-8,026.20-2,889.68

Finding the Fourth Proportional to 5,353.11, 8,026.20 and 2,889.68

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Solution

The fourth proportional to 5,353.11, 8,026.20 and 2,889.68 is: 4,332.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.11 : 8,026.20 = 2,889.68 : x
  2. Step 2: Convert to fraction form
    5,353.11/8,026.20 = 2,889.68/x
  3. Step 3: Cross multiply
    5,353.11x = 8,026.20 × 2,889.68
  4. Step 4: Simplify right side
    5,353.11x = 23,193,109.49
  5. Step 5: Solve for x
    x = 23,193,109.49/5,353.11
  6. Step 6: Final answer
    x = 4,332.64

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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.