Home / 9,971.61-13,760.85-5,995

Finding the Fourth Proportional to 9,971.61, 13,760.85 and 5,995

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Solution

The fourth proportional to 9,971.61, 13,760.85 and 5,995 is: 8,273.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,971.61 : 13,760.85 = 5,995 : x
  2. Step 2: Convert to fraction form
    9,971.61/13,760.85 = 5,995/x
  3. Step 3: Cross multiply
    9,971.61x = 13,760.85 × 5,995
  4. Step 4: Simplify right side
    9,971.61x = 82,496,295.75
  5. Step 5: Solve for x
    x = 82,496,295.75/9,971.61
  6. Step 6: Final answer
    x = 8,273.12

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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.