Home / 4,427.54-6,640.47-1,794.89

Finding the Fourth Proportional to 4,427.54, 6,640.47 and 1,794.89

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Solution

The fourth proportional to 4,427.54, 6,640.47 and 1,794.89 is: 2,691.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.54 : 6,640.47 = 1,794.89 : x
  2. Step 2: Convert to fraction form
    4,427.54/6,640.47 = 1,794.89/x
  3. Step 3: Cross multiply
    4,427.54x = 6,640.47 × 1,794.89
  4. Step 4: Simplify right side
    4,427.54x = 11,918,913.20
  5. Step 5: Solve for x
    x = 11,918,913.20/4,427.54
  6. Step 6: Final answer
    x = 2,691.99

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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.