Home / 5,273.14-7,909.55-1,377.54

Finding the Fourth Proportional to 5,273.14, 7,909.55 and 1,377.54

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Solution

The fourth proportional to 5,273.14, 7,909.55 and 1,377.54 is: 2,066.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.14 : 7,909.55 = 1,377.54 : x
  2. Step 2: Convert to fraction form
    5,273.14/7,909.55 = 1,377.54/x
  3. Step 3: Cross multiply
    5,273.14x = 7,909.55 × 1,377.54
  4. Step 4: Simplify right side
    5,273.14x = 10,895,721.51
  5. Step 5: Solve for x
    x = 10,895,721.51/5,273.14
  6. Step 6: Final answer
    x = 2,066.27

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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.