Home / 9,788.75-14,685.29-3,632.75

Finding the Fourth Proportional to 9,788.75, 14,685.29 and 3,632.75

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Solution

The fourth proportional to 9,788.75, 14,685.29 and 3,632.75 is: 5,449.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788.75 : 14,685.29 = 3,632.75 : x
  2. Step 2: Convert to fraction form
    9,788.75/14,685.29 = 3,632.75/x
  3. Step 3: Cross multiply
    9,788.75x = 14,685.29 × 3,632.75
  4. Step 4: Simplify right side
    9,788.75x = 53,347,987.25
  5. Step 5: Solve for x
    x = 53,347,987.25/9,788.75
  6. Step 6: Final answer
    x = 5,449.93

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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.