Home / 7,902.27-11,853.92-2,637.06

Finding the Fourth Proportional to 7,902.27, 11,853.92 and 2,637.06

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Solution

The fourth proportional to 7,902.27, 11,853.92 and 2,637.06 is: 3,955.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902.27 : 11,853.92 = 2,637.06 : x
  2. Step 2: Convert to fraction form
    7,902.27/11,853.92 = 2,637.06/x
  3. Step 3: Cross multiply
    7,902.27x = 11,853.92 × 2,637.06
  4. Step 4: Simplify right side
    7,902.27x = 31,259,498.28
  5. Step 5: Solve for x
    x = 31,259,498.28/7,902.27
  6. Step 6: Final answer
    x = 3,955.76

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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.