Home / 3,614.19-5,420.66-1,273.65

Finding the Fourth Proportional to 3,614.19, 5,420.66 and 1,273.65

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Solution

The fourth proportional to 3,614.19, 5,420.66 and 1,273.65 is: 1,910.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.19 : 5,420.66 = 1,273.65 : x
  2. Step 2: Convert to fraction form
    3,614.19/5,420.66 = 1,273.65/x
  3. Step 3: Cross multiply
    3,614.19x = 5,420.66 × 1,273.65
  4. Step 4: Simplify right side
    3,614.19x = 6,904,017.24
  5. Step 5: Solve for x
    x = 6,904,017.24/3,614.19
  6. Step 6: Final answer
    x = 1,910.25

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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.