Home / 9,028.64-12,459.44-5,049.79

Finding the Fourth Proportional to 9,028.64, 12,459.44 and 5,049.79

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Solution

The fourth proportional to 9,028.64, 12,459.44 and 5,049.79 is: 6,968.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.64 : 12,459.44 = 5,049.79 : x
  2. Step 2: Convert to fraction form
    9,028.64/12,459.44 = 5,049.79/x
  3. Step 3: Cross multiply
    9,028.64x = 12,459.44 × 5,049.79
  4. Step 4: Simplify right side
    9,028.64x = 62,917,536.99
  5. Step 5: Solve for x
    x = 62,917,536.99/9,028.64
  6. Step 6: Final answer
    x = 6,968.66

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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.