Home / 7,219.05-10,827.49-2,288.02

Finding the Fourth Proportional to 7,219.05, 10,827.49 and 2,288.02

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Solution

The fourth proportional to 7,219.05, 10,827.49 and 2,288.02 is: 3,431.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219.05 : 10,827.49 = 2,288.02 : x
  2. Step 2: Convert to fraction form
    7,219.05/10,827.49 = 2,288.02/x
  3. Step 3: Cross multiply
    7,219.05x = 10,827.49 × 2,288.02
  4. Step 4: Simplify right side
    7,219.05x = 24,773,513.67
  5. Step 5: Solve for x
    x = 24,773,513.67/7,219.05
  6. Step 6: Final answer
    x = 3,431.69

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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.