Home / 4,487.52-6,731.63-1,200.54

Finding the Fourth Proportional to 4,487.52, 6,731.63 and 1,200.54

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Solution

The fourth proportional to 4,487.52, 6,731.63 and 1,200.54 is: 1,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.52 : 6,731.63 = 1,200.54 : x
  2. Step 2: Convert to fraction form
    4,487.52/6,731.63 = 1,200.54/x
  3. Step 3: Cross multiply
    4,487.52x = 6,731.63 × 1,200.54
  4. Step 4: Simplify right side
    4,487.52x = 8,081,585.08
  5. Step 5: Solve for x
    x = 8,081,585.08/4,487.52
  6. Step 6: Final answer
    x = 1,800.90

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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.