Home / 9,908.30-13,670.70-7,076.54

Finding the Fourth Proportional to 9,908.30, 13,670.70 and 7,076.54

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Solution

The fourth proportional to 9,908.30, 13,670.70 and 7,076.54 is: 9,763.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.30 : 13,670.70 = 7,076.54 : x
  2. Step 2: Convert to fraction form
    9,908.30/13,670.70 = 7,076.54/x
  3. Step 3: Cross multiply
    9,908.30x = 13,670.70 × 7,076.54
  4. Step 4: Simplify right side
    9,908.30x = 96,741,255.38
  5. Step 5: Solve for x
    x = 96,741,255.38/9,908.30
  6. Step 6: Final answer
    x = 9,763.66

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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.