Home / 9,208.09-13,813.40-2,966.03

Finding the Fourth Proportional to 9,208.09, 13,813.40 and 2,966.03

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Solution

The fourth proportional to 9,208.09, 13,813.40 and 2,966.03 is: 4,449.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,208.09 : 13,813.40 = 2,966.03 : x
  2. Step 2: Convert to fraction form
    9,208.09/13,813.40 = 2,966.03/x
  3. Step 3: Cross multiply
    9,208.09x = 13,813.40 × 2,966.03
  4. Step 4: Simplify right side
    9,208.09x = 40,970,948.95
  5. Step 5: Solve for x
    x = 40,970,948.95/9,208.09
  6. Step 6: Final answer
    x = 4,449.45

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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.