Home / 9,207.15-13,812.35-2,965.29

Finding the Fourth Proportional to 9,207.15, 13,812.35 and 2,965.29

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Solution

The fourth proportional to 9,207.15, 13,812.35 and 2,965.29 is: 4,448.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207.15 : 13,812.35 = 2,965.29 : x
  2. Step 2: Convert to fraction form
    9,207.15/13,812.35 = 2,965.29/x
  3. Step 3: Cross multiply
    9,207.15x = 13,812.35 × 2,965.29
  4. Step 4: Simplify right side
    9,207.15x = 40,957,608.51
  5. Step 5: Solve for x
    x = 40,957,608.51/9,207.15
  6. Step 6: Final answer
    x = 4,448.46

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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.