Home / 8,661.08-11,944.32-5,675.83

Finding the Fourth Proportional to 8,661.08, 11,944.32 and 5,675.83

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Solution

The fourth proportional to 8,661.08, 11,944.32 and 5,675.83 is: 7,827.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,661.08 : 11,944.32 = 5,675.83 : x
  2. Step 2: Convert to fraction form
    8,661.08/11,944.32 = 5,675.83/x
  3. Step 3: Cross multiply
    8,661.08x = 11,944.32 × 5,675.83
  4. Step 4: Simplify right side
    8,661.08x = 67,793,929.79
  5. Step 5: Solve for x
    x = 67,793,929.79/8,661.08
  6. Step 6: Final answer
    x = 7,827.42

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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.