Home / 8,231.41-11,359.20-4,693.94

Finding the Fourth Proportional to 8,231.41, 11,359.20 and 4,693.94

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Solution

The fourth proportional to 8,231.41, 11,359.20 and 4,693.94 is: 6,477.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231.41 : 11,359.20 = 4,693.94 : x
  2. Step 2: Convert to fraction form
    8,231.41/11,359.20 = 4,693.94/x
  3. Step 3: Cross multiply
    8,231.41x = 11,359.20 × 4,693.94
  4. Step 4: Simplify right side
    8,231.41x = 53,319,403.25
  5. Step 5: Solve for x
    x = 53,319,403.25/8,231.41
  6. Step 6: Final answer
    x = 6,477.55

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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.