Home / 5,575.82-8,357.87-1,876.77

Finding the Fourth Proportional to 5,575.82, 8,357.87 and 1,876.77

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Solution

The fourth proportional to 5,575.82, 8,357.87 and 1,876.77 is: 2,813.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.82 : 8,357.87 = 1,876.77 : x
  2. Step 2: Convert to fraction form
    5,575.82/8,357.87 = 1,876.77/x
  3. Step 3: Cross multiply
    5,575.82x = 8,357.87 × 1,876.77
  4. Step 4: Simplify right side
    5,575.82x = 15,685,804.37
  5. Step 5: Solve for x
    x = 15,685,804.37/5,575.82
  6. Step 6: Final answer
    x = 2,813.18

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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.