Home / 9,028.36-12,459.20-5,049.64

Finding the Fourth Proportional to 9,028.36, 12,459.20 and 5,049.64

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Solution

The fourth proportional to 9,028.36, 12,459.20 and 5,049.64 is: 6,968.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.36 : 12,459.20 = 5,049.64 : x
  2. Step 2: Convert to fraction form
    9,028.36/12,459.20 = 5,049.64/x
  3. Step 3: Cross multiply
    9,028.36x = 12,459.20 × 5,049.64
  4. Step 4: Simplify right side
    9,028.36x = 62,914,474.69
  5. Step 5: Solve for x
    x = 62,914,474.69/9,028.36
  6. Step 6: Final answer
    x = 6,968.54

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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.