Home / 5,424.24-7,485.48-3,066.60

Finding the Fourth Proportional to 5,424.24, 7,485.48 and 3,066.60

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Solution

The fourth proportional to 5,424.24, 7,485.48 and 3,066.60 is: 4,231.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.24 : 7,485.48 = 3,066.60 : x
  2. Step 2: Convert to fraction form
    5,424.24/7,485.48 = 3,066.60/x
  3. Step 3: Cross multiply
    5,424.24x = 7,485.48 × 3,066.60
  4. Step 4: Simplify right side
    5,424.24x = 22,954,972.97
  5. Step 5: Solve for x
    x = 22,954,972.97/5,424.24
  6. Step 6: Final answer
    x = 4,231.92

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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.