Home / 9,357.76-14,028.39-3,815.74

Finding the Fourth Proportional to 9,357.76, 14,028.39 and 3,815.74

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Solution

The fourth proportional to 9,357.76, 14,028.39 and 3,815.74 is: 5,720.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357.76 : 14,028.39 = 3,815.74 : x
  2. Step 2: Convert to fraction form
    9,357.76/14,028.39 = 3,815.74/x
  3. Step 3: Cross multiply
    9,357.76x = 14,028.39 × 3,815.74
  4. Step 4: Simplify right side
    9,357.76x = 53,528,723.93
  5. Step 5: Solve for x
    x = 53,528,723.93/9,357.76
  6. Step 6: Final answer
    x = 5,720.25

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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.