Home / 9,212.84-13,816.91-2,637.26

Finding the Fourth Proportional to 9,212.84, 13,816.91 and 2,637.26

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Solution

The fourth proportional to 9,212.84, 13,816.91 and 2,637.26 is: 3,955.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212.84 : 13,816.91 = 2,637.26 : x
  2. Step 2: Convert to fraction form
    9,212.84/13,816.91 = 2,637.26/x
  3. Step 3: Cross multiply
    9,212.84x = 13,816.91 × 2,637.26
  4. Step 4: Simplify right side
    9,212.84x = 36,438,721.58
  5. Step 5: Solve for x
    x = 36,438,721.58/9,212.84
  6. Step 6: Final answer
    x = 3,955.21

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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.