Home / 8,674.18-11,976.23-5,695.08

Finding the Fourth Proportional to 8,674.18, 11,976.23 and 5,695.08

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Solution

The fourth proportional to 8,674.18, 11,976.23 and 5,695.08 is: 7,863.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.18 : 11,976.23 = 5,695.08 : x
  2. Step 2: Convert to fraction form
    8,674.18/11,976.23 = 5,695.08/x
  3. Step 3: Cross multiply
    8,674.18x = 11,976.23 × 5,695.08
  4. Step 4: Simplify right side
    8,674.18x = 68,205,587.95
  5. Step 5: Solve for x
    x = 68,205,587.95/8,674.18
  6. Step 6: Final answer
    x = 7,863.06

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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.