Home / 9,174.82-12,661.19-4,983.07

Finding the Fourth Proportional to 9,174.82, 12,661.19 and 4,983.07

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Solution

The fourth proportional to 9,174.82, 12,661.19 and 4,983.07 is: 6,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174.82 : 12,661.19 = 4,983.07 : x
  2. Step 2: Convert to fraction form
    9,174.82/12,661.19 = 4,983.07/x
  3. Step 3: Cross multiply
    9,174.82x = 12,661.19 × 4,983.07
  4. Step 4: Simplify right side
    9,174.82x = 63,091,596.05
  5. Step 5: Solve for x
    x = 63,091,596.05/9,174.82
  6. Step 6: Final answer
    x = 6,876.60

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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.