Home / 8,790.27-13,181.16-3,246.24

Finding the Fourth Proportional to 8,790.27, 13,181.16 and 3,246.24

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Solution

The fourth proportional to 8,790.27, 13,181.16 and 3,246.24 is: 4,867.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.27 : 13,181.16 = 3,246.24 : x
  2. Step 2: Convert to fraction form
    8,790.27/13,181.16 = 3,246.24/x
  3. Step 3: Cross multiply
    8,790.27x = 13,181.16 × 3,246.24
  4. Step 4: Simplify right side
    8,790.27x = 42,789,208.84
  5. Step 5: Solve for x
    x = 42,789,208.84/8,790.27
  6. Step 6: Final answer
    x = 4,867.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.