Home / 9,213.22-13,817.22-2,637.64

Finding the Fourth Proportional to 9,213.22, 13,817.22 and 2,637.64

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Solution

The fourth proportional to 9,213.22, 13,817.22 and 2,637.64 is: 3,955.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.22 : 13,817.22 = 2,637.64 : x
  2. Step 2: Convert to fraction form
    9,213.22/13,817.22 = 2,637.64/x
  3. Step 3: Cross multiply
    9,213.22x = 13,817.22 × 2,637.64
  4. Step 4: Simplify right side
    9,213.22x = 36,444,852.16
  5. Step 5: Solve for x
    x = 36,444,852.16/9,213.22
  6. Step 6: Final answer
    x = 3,955.71

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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.