Home / 9,385.91-12,952.97-5,194.16

Finding the Fourth Proportional to 9,385.91, 12,952.97 and 5,194.16

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Solution

The fourth proportional to 9,385.91, 12,952.97 and 5,194.16 is: 7,168.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385.91 : 12,952.97 = 5,194.16 : x
  2. Step 2: Convert to fraction form
    9,385.91/12,952.97 = 5,194.16/x
  3. Step 3: Cross multiply
    9,385.91x = 12,952.97 × 5,194.16
  4. Step 4: Simplify right side
    9,385.91x = 67,279,798.66
  5. Step 5: Solve for x
    x = 67,279,798.66/9,385.91
  6. Step 6: Final answer
    x = 7,168.17

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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.