Home / 5,550.66-8,325.72-1,853.28

Finding the Fourth Proportional to 5,550.66, 8,325.72 and 1,853.28

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Solution

The fourth proportional to 5,550.66, 8,325.72 and 1,853.28 is: 2,779.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.66 : 8,325.72 = 1,853.28 : x
  2. Step 2: Convert to fraction form
    5,550.66/8,325.72 = 1,853.28/x
  3. Step 3: Cross multiply
    5,550.66x = 8,325.72 × 1,853.28
  4. Step 4: Simplify right side
    5,550.66x = 15,429,890.36
  5. Step 5: Solve for x
    x = 15,429,890.36/5,550.66
  6. Step 6: Final answer
    x = 2,779.83

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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.