Home / 9,328.12-13,992.78-3,088.56

Finding the Fourth Proportional to 9,328.12, 13,992.78 and 3,088.56

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Solution

The fourth proportional to 9,328.12, 13,992.78 and 3,088.56 is: 4,633.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.12 : 13,992.78 = 3,088.56 : x
  2. Step 2: Convert to fraction form
    9,328.12/13,992.78 = 3,088.56/x
  3. Step 3: Cross multiply
    9,328.12x = 13,992.78 × 3,088.56
  4. Step 4: Simplify right side
    9,328.12x = 43,217,540.60
  5. Step 5: Solve for x
    x = 43,217,540.60/9,328.12
  6. Step 6: Final answer
    x = 4,633.04

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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.