Home / 9,173.06-12,658.87-5,194.95

Finding the Fourth Proportional to 9,173.06, 12,658.87 and 5,194.95

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Solution

The fourth proportional to 9,173.06, 12,658.87 and 5,194.95 is: 7,169.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173.06 : 12,658.87 = 5,194.95 : x
  2. Step 2: Convert to fraction form
    9,173.06/12,658.87 = 5,194.95/x
  3. Step 3: Cross multiply
    9,173.06x = 12,658.87 × 5,194.95
  4. Step 4: Simplify right side
    9,173.06x = 65,762,178.05
  5. Step 5: Solve for x
    x = 65,762,178.05/9,173.06
  6. Step 6: Final answer
    x = 7,169.06

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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.