Home / 9,220.44-12,724.32-5,028.68

Finding the Fourth Proportional to 9,220.44, 12,724.32 and 5,028.68

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Solution

The fourth proportional to 9,220.44, 12,724.32 and 5,028.68 is: 6,939.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.44 : 12,724.32 = 5,028.68 : x
  2. Step 2: Convert to fraction form
    9,220.44/12,724.32 = 5,028.68/x
  3. Step 3: Cross multiply
    9,220.44x = 12,724.32 × 5,028.68
  4. Step 4: Simplify right side
    9,220.44x = 63,986,533.50
  5. Step 5: Solve for x
    x = 63,986,533.50/9,220.44
  6. Step 6: Final answer
    x = 6,939.64

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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.