Home / 4,487.74-6,731.08-1,201.09

Finding the Fourth Proportional to 4,487.74, 6,731.08 and 1,201.09

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Solution

The fourth proportional to 4,487.74, 6,731.08 and 1,201.09 is: 1,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.74 : 6,731.08 = 1,201.09 : x
  2. Step 2: Convert to fraction form
    4,487.74/6,731.08 = 1,201.09/x
  3. Step 3: Cross multiply
    4,487.74x = 6,731.08 × 1,201.09
  4. Step 4: Simplify right side
    4,487.74x = 8,084,632.88
  5. Step 5: Solve for x
    x = 8,084,632.88/4,487.74
  6. Step 6: Final answer
    x = 1,801.49

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1.5x scale

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.