Home / 6,724.80-9,273.60-4,363.20

Finding the Fourth Proportional to 6,724.80, 9,273.60 and 4,363.20

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Solution

The fourth proportional to 6,724.80, 9,273.60 and 4,363.20 is: 6,016.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724.80 : 9,273.60 = 4,363.20 : x
  2. Step 2: Convert to fraction form
    6,724.80/9,273.60 = 4,363.20/x
  3. Step 3: Cross multiply
    6,724.80x = 9,273.60 × 4,363.20
  4. Step 4: Simplify right side
    6,724.80x = 40,462,571.52
  5. Step 5: Solve for x
    x = 40,462,571.52/6,724.80
  6. Step 6: Final answer
    x = 6,016.92

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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.