Home / 9,228.08-12,735.77-5,249.96

Finding the Fourth Proportional to 9,228.08, 12,735.77 and 5,249.96

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Solution

The fourth proportional to 9,228.08, 12,735.77 and 5,249.96 is: 7,245.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.08 : 12,735.77 = 5,249.96 : x
  2. Step 2: Convert to fraction form
    9,228.08/12,735.77 = 5,249.96/x
  3. Step 3: Cross multiply
    9,228.08x = 12,735.77 × 5,249.96
  4. Step 4: Simplify right side
    9,228.08x = 66,862,193.14
  5. Step 5: Solve for x
    x = 66,862,193.14/9,228.08
  6. Step 6: Final answer
    x = 7,245.52

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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.