Home / 11,290.53-16,937.70-3,893.01

Finding the Fourth Proportional to 11,290.53, 16,937.70 and 3,893.01

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Solution

The fourth proportional to 11,290.53, 16,937.70 and 3,893.01 is: 5,840.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290.53 : 16,937.70 = 3,893.01 : x
  2. Step 2: Convert to fraction form
    11,290.53/16,937.70 = 3,893.01/x
  3. Step 3: Cross multiply
    11,290.53x = 16,937.70 × 3,893.01
  4. Step 4: Simplify right side
    11,290.53x = 65,938,635.48
  5. Step 5: Solve for x
    x = 65,938,635.48/11,290.53
  6. Step 6: Final answer
    x = 5,840.17

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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.