Home / 8,257.23-11,394.23-4,899.47

Finding the Fourth Proportional to 8,257.23, 11,394.23 and 4,899.47

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Solution

The fourth proportional to 8,257.23, 11,394.23 and 4,899.47 is: 6,760.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257.23 : 11,394.23 = 4,899.47 : x
  2. Step 2: Convert to fraction form
    8,257.23/11,394.23 = 4,899.47/x
  3. Step 3: Cross multiply
    8,257.23x = 11,394.23 × 4,899.47
  4. Step 4: Simplify right side
    8,257.23x = 55,825,606.59
  5. Step 5: Solve for x
    x = 55,825,606.59/8,257.23
  6. Step 6: Final answer
    x = 6,760.82

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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.