Home / 10,577.52-15,855.10-3,550.86

Finding the Fourth Proportional to 10,577.52, 15,855.10 and 3,550.86

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Solution

The fourth proportional to 10,577.52, 15,855.10 and 3,550.86 is: 5,322.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,577.52 : 15,855.10 = 3,550.86 : x
  2. Step 2: Convert to fraction form
    10,577.52/15,855.10 = 3,550.86/x
  3. Step 3: Cross multiply
    10,577.52x = 15,855.10 × 3,550.86
  4. Step 4: Simplify right side
    10,577.52x = 56,299,240.39
  5. Step 5: Solve for x
    x = 56,299,240.39/10,577.52
  6. Step 6: Final answer
    x = 5,322.54

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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.