Home / 11,280.33-16,926.42-4,621.77

Finding the Fourth Proportional to 11,280.33, 16,926.42 and 4,621.77

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Solution

The fourth proportional to 11,280.33, 16,926.42 and 4,621.77 is: 6,935.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.33 : 16,926.42 = 4,621.77 : x
  2. Step 2: Convert to fraction form
    11,280.33/16,926.42 = 4,621.77/x
  3. Step 3: Cross multiply
    11,280.33x = 16,926.42 × 4,621.77
  4. Step 4: Simplify right side
    11,280.33x = 78,230,020.16
  5. Step 5: Solve for x
    x = 78,230,020.16/11,280.33
  6. Step 6: Final answer
    x = 6,935.08

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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.