Home / 8,192.43-11,305.76-4,656.15

Finding the Fourth Proportional to 8,192.43, 11,305.76 and 4,656.15

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Solution

The fourth proportional to 8,192.43, 11,305.76 and 4,656.15 is: 6,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.43 : 11,305.76 = 4,656.15 : x
  2. Step 2: Convert to fraction form
    8,192.43/11,305.76 = 4,656.15/x
  3. Step 3: Cross multiply
    8,192.43x = 11,305.76 × 4,656.15
  4. Step 4: Simplify right side
    8,192.43x = 52,641,291.14
  5. Step 5: Solve for x
    x = 52,641,291.14/8,192.43
  6. Step 6: Final answer
    x = 6,425.60

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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.