Home / 9,936.45-14,904.67-2,540.89

Finding the Fourth Proportional to 9,936.45, 14,904.67 and 2,540.89

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Solution

The fourth proportional to 9,936.45, 14,904.67 and 2,540.89 is: 3,811.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936.45 : 14,904.67 = 2,540.89 : x
  2. Step 2: Convert to fraction form
    9,936.45/14,904.67 = 2,540.89/x
  3. Step 3: Cross multiply
    9,936.45x = 14,904.67 × 2,540.89
  4. Step 4: Simplify right side
    9,936.45x = 37,871,126.96
  5. Step 5: Solve for x
    x = 37,871,126.96/9,936.45
  6. Step 6: Final answer
    x = 3,811.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.