Home / 9,468.44-13,066.64-5,219.78

Finding the Fourth Proportional to 9,468.44, 13,066.64 and 5,219.78

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Solution

The fourth proportional to 9,468.44, 13,066.64 and 5,219.78 is: 7,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,468.44 : 13,066.64 = 5,219.78 : x
  2. Step 2: Convert to fraction form
    9,468.44/13,066.64 = 5,219.78/x
  3. Step 3: Cross multiply
    9,468.44x = 13,066.64 × 5,219.78
  4. Step 4: Simplify right side
    9,468.44x = 68,204,986.14
  5. Step 5: Solve for x
    x = 68,204,986.14/9,468.44
  6. Step 6: Final answer
    x = 7,203.40

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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.