Home / 5,649.05-8,462.01-2,642.77

Finding the Fourth Proportional to 5,649.05, 8,462.01 and 2,642.77

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Solution

The fourth proportional to 5,649.05, 8,462.01 and 2,642.77 is: 3,958.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.05 : 8,462.01 = 2,642.77 : x
  2. Step 2: Convert to fraction form
    5,649.05/8,462.01 = 2,642.77/x
  3. Step 3: Cross multiply
    5,649.05x = 8,462.01 × 2,642.77
  4. Step 4: Simplify right side
    5,649.05x = 22,363,125.01
  5. Step 5: Solve for x
    x = 22,363,125.01/5,649.05
  6. Step 6: Final answer
    x = 3,958.74

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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.