Home / 7,950.47-11,926.04-2,685.60

Finding the Fourth Proportional to 7,950.47, 11,926.04 and 2,685.60

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Solution

The fourth proportional to 7,950.47, 11,926.04 and 2,685.60 is: 4,028.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.47 : 11,926.04 = 2,685.60 : x
  2. Step 2: Convert to fraction form
    7,950.47/11,926.04 = 2,685.60/x
  3. Step 3: Cross multiply
    7,950.47x = 11,926.04 × 2,685.60
  4. Step 4: Simplify right side
    7,950.47x = 32,028,559.60
  5. Step 5: Solve for x
    x = 32,028,559.60/7,950.47
  6. Step 6: Final answer
    x = 4,028.51

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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.