Home / 3,747.08-5,622.06-1,555.52

Finding the Fourth Proportional to 3,747.08, 5,622.06 and 1,555.52

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Solution

The fourth proportional to 3,747.08, 5,622.06 and 1,555.52 is: 2,333.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.08 : 5,622.06 = 1,555.52 : x
  2. Step 2: Convert to fraction form
    3,747.08/5,622.06 = 1,555.52/x
  3. Step 3: Cross multiply
    3,747.08x = 5,622.06 × 1,555.52
  4. Step 4: Simplify right side
    3,747.08x = 8,745,226.77
  5. Step 5: Solve for x
    x = 8,745,226.77/3,747.08
  6. Step 6: Final answer
    x = 2,333.88

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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.