Home / 8,256.66-11,394.72-4,720.62

Finding the Fourth Proportional to 8,256.66, 11,394.72 and 4,720.62

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Solution

The fourth proportional to 8,256.66, 11,394.72 and 4,720.62 is: 6,514.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.66 : 11,394.72 = 4,720.62 : x
  2. Step 2: Convert to fraction form
    8,256.66/11,394.72 = 4,720.62/x
  3. Step 3: Cross multiply
    8,256.66x = 11,394.72 × 4,720.62
  4. Step 4: Simplify right side
    8,256.66x = 53,790,143.13
  5. Step 5: Solve for x
    x = 53,790,143.13/8,256.66
  6. Step 6: Final answer
    x = 6,514.76

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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.