Home / 3,353.48-5,029.45-1,273.72

Finding the Fourth Proportional to 3,353.48, 5,029.45 and 1,273.72

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Solution

The fourth proportional to 3,353.48, 5,029.45 and 1,273.72 is: 1,910.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.48 : 5,029.45 = 1,273.72 : x
  2. Step 2: Convert to fraction form
    3,353.48/5,029.45 = 1,273.72/x
  3. Step 3: Cross multiply
    3,353.48x = 5,029.45 × 1,273.72
  4. Step 4: Simplify right side
    3,353.48x = 6,406,111.05
  5. Step 5: Solve for x
    x = 6,406,111.05/3,353.48
  6. Step 6: Final answer
    x = 1,910.29

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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.