Home / 9,211.05-13,818.77-2,637.06

Finding the Fourth Proportional to 9,211.05, 13,818.77 and 2,637.06

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Solution

The fourth proportional to 9,211.05, 13,818.77 and 2,637.06 is: 3,956.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.05 : 13,818.77 = 2,637.06 : x
  2. Step 2: Convert to fraction form
    9,211.05/13,818.77 = 2,637.06/x
  3. Step 3: Cross multiply
    9,211.05x = 13,818.77 × 2,637.06
  4. Step 4: Simplify right side
    9,211.05x = 36,440,912.43
  5. Step 5: Solve for x
    x = 36,440,912.43/9,211.05
  6. Step 6: Final answer
    x = 3,956.22

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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.