Home / 1,553.76-2,331.45-1,464.12

Finding the Fourth Proportional to 1,553.76, 2,331.45 and 1,464.12

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Solution

The fourth proportional to 1,553.76, 2,331.45 and 1,464.12 is: 2,196.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553.76 : 2,331.45 = 1,464.12 : x
  2. Step 2: Convert to fraction form
    1,553.76/2,331.45 = 1,464.12/x
  3. Step 3: Cross multiply
    1,553.76x = 2,331.45 × 1,464.12
  4. Step 4: Simplify right side
    1,553.76x = 3,413,522.57
  5. Step 5: Solve for x
    x = 3,413,522.57/1,553.76
  6. Step 6: Final answer
    x = 2,196.94

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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.