Home / 8,160.24-12,203-6,081.69

Finding the Fourth Proportional to 8,160.24, 12,203 and 6,081.69

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Solution

The fourth proportional to 8,160.24, 12,203 and 6,081.69 is: 9,094.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.24 : 12,203 = 6,081.69 : x
  2. Step 2: Convert to fraction form
    8,160.24/12,203 = 6,081.69/x
  3. Step 3: Cross multiply
    8,160.24x = 12,203 × 6,081.69
  4. Step 4: Simplify right side
    8,160.24x = 74,214,863.07
  5. Step 5: Solve for x
    x = 74,214,863.07/8,160.24
  6. Step 6: Final answer
    x = 9,094.69

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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.