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Finding the Fourth Proportional to 5,372.24, 8,058.24 and 1,476.68

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Solution

The fourth proportional to 5,372.24, 8,058.24 and 1,476.68 is: 2,214.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.24 : 8,058.24 = 1,476.68 : x
  2. Step 2: Convert to fraction form
    5,372.24/8,058.24 = 1,476.68/x
  3. Step 3: Cross multiply
    5,372.24x = 8,058.24 × 1,476.68
  4. Step 4: Simplify right side
    5,372.24x = 11,899,441.84
  5. Step 5: Solve for x
    x = 11,899,441.84/5,372.24
  6. Step 6: Final answer
    x = 2,214.99

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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.