Home / 2,816.84-4,225.28-1,173.38

Finding the Fourth Proportional to 2,816.84, 4,225.28 and 1,173.38

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Solution

The fourth proportional to 2,816.84, 4,225.28 and 1,173.38 is: 1,760.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816.84 : 4,225.28 = 1,173.38 : x
  2. Step 2: Convert to fraction form
    2,816.84/4,225.28 = 1,173.38/x
  3. Step 3: Cross multiply
    2,816.84x = 4,225.28 × 1,173.38
  4. Step 4: Simplify right side
    2,816.84x = 4,957,832.05
  5. Step 5: Solve for x
    x = 4,957,832.05/2,816.84
  6. Step 6: Final answer
    x = 1,760.07

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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.