Home / 8,391.25-11,577.09-4,853.17

Finding the Fourth Proportional to 8,391.25, 11,577.09 and 4,853.17

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Solution

The fourth proportional to 8,391.25, 11,577.09 and 4,853.17 is: 6,695.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,391.25 : 11,577.09 = 4,853.17 : x
  2. Step 2: Convert to fraction form
    8,391.25/11,577.09 = 4,853.17/x
  3. Step 3: Cross multiply
    8,391.25x = 11,577.09 × 4,853.17
  4. Step 4: Simplify right side
    8,391.25x = 56,185,585.88
  5. Step 5: Solve for x
    x = 56,185,585.88/8,391.25
  6. Step 6: Final answer
    x = 6,695.73

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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.