Home / 7,420.32-10,227.60-5,923.44

Finding the Fourth Proportional to 7,420.32, 10,227.60 and 5,923.44

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Solution

The fourth proportional to 7,420.32, 10,227.60 and 5,923.44 is: 8,164.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,420.32 : 10,227.60 = 5,923.44 : x
  2. Step 2: Convert to fraction form
    7,420.32/10,227.60 = 5,923.44/x
  3. Step 3: Cross multiply
    7,420.32x = 10,227.60 × 5,923.44
  4. Step 4: Simplify right side
    7,420.32x = 60,582,574.94
  5. Step 5: Solve for x
    x = 60,582,574.94/7,420.32
  6. Step 6: Final answer
    x = 8,164.42

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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.