Home / 11,277.84-16,926.52-4,357.20

Finding the Fourth Proportional to 11,277.84, 16,926.52 and 4,357.20

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Solution

The fourth proportional to 11,277.84, 16,926.52 and 4,357.20 is: 6,539.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.84 : 16,926.52 = 4,357.20 : x
  2. Step 2: Convert to fraction form
    11,277.84/16,926.52 = 4,357.20/x
  3. Step 3: Cross multiply
    11,277.84x = 16,926.52 × 4,357.20
  4. Step 4: Simplify right side
    11,277.84x = 73,752,232.94
  5. Step 5: Solve for x
    x = 73,752,232.94/11,277.84
  6. Step 6: Final answer
    x = 6,539.57

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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.