Home / 5,328.78-7,998.93-2,252.94

Finding the Fourth Proportional to 5,328.78, 7,998.93 and 2,252.94

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Solution

The fourth proportional to 5,328.78, 7,998.93 and 2,252.94 is: 3,381.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.78 : 7,998.93 = 2,252.94 : x
  2. Step 2: Convert to fraction form
    5,328.78/7,998.93 = 2,252.94/x
  3. Step 3: Cross multiply
    5,328.78x = 7,998.93 × 2,252.94
  4. Step 4: Simplify right side
    5,328.78x = 18,021,109.35
  5. Step 5: Solve for x
    x = 18,021,109.35/5,328.78
  6. Step 6: Final answer
    x = 3,381.85

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1.5x scale

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.