Home / 5,273.20-7,273.50-4,152.28

Finding the Fourth Proportional to 5,273.20, 7,273.50 and 4,152.28

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Solution

The fourth proportional to 5,273.20, 7,273.50 and 4,152.28 is: 5,727.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.20 : 7,273.50 = 4,152.28 : x
  2. Step 2: Convert to fraction form
    5,273.20/7,273.50 = 4,152.28/x
  3. Step 3: Cross multiply
    5,273.20x = 7,273.50 × 4,152.28
  4. Step 4: Simplify right side
    5,273.20x = 30,201,608.58
  5. Step 5: Solve for x
    x = 30,201,608.58/5,273.20
  6. Step 6: Final answer
    x = 5,727.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.