Home / 3,577.86-5,367.15-1,237.80

Finding the Fourth Proportional to 3,577.86, 5,367.15 and 1,237.80

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Solution

The fourth proportional to 3,577.86, 5,367.15 and 1,237.80 is: 1,856.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.86 : 5,367.15 = 1,237.80 : x
  2. Step 2: Convert to fraction form
    3,577.86/5,367.15 = 1,237.80/x
  3. Step 3: Cross multiply
    3,577.86x = 5,367.15 × 1,237.80
  4. Step 4: Simplify right side
    3,577.86x = 6,643,458.27
  5. Step 5: Solve for x
    x = 6,643,458.27/3,577.86
  6. Step 6: Final answer
    x = 1,856.82

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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.