Home / 4,951.30-7,427.05-1,829.70

Finding the Fourth Proportional to 4,951.30, 7,427.05 and 1,829.70

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Solution

The fourth proportional to 4,951.30, 7,427.05 and 1,829.70 is: 2,744.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.30 : 7,427.05 = 1,829.70 : x
  2. Step 2: Convert to fraction form
    4,951.30/7,427.05 = 1,829.70/x
  3. Step 3: Cross multiply
    4,951.30x = 7,427.05 × 1,829.70
  4. Step 4: Simplify right side
    4,951.30x = 13,589,273.39
  5. Step 5: Solve for x
    x = 13,589,273.39/4,951.30
  6. Step 6: Final answer
    x = 2,744.59

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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.