Home / 11,748.53-17,622.80-3,957.34

Finding the Fourth Proportional to 11,748.53, 17,622.80 and 3,957.34

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Solution

The fourth proportional to 11,748.53, 17,622.80 and 3,957.34 is: 5,936.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.53 : 17,622.80 = 3,957.34 : x
  2. Step 2: Convert to fraction form
    11,748.53/17,622.80 = 3,957.34/x
  3. Step 3: Cross multiply
    11,748.53x = 17,622.80 × 3,957.34
  4. Step 4: Simplify right side
    11,748.53x = 69,739,411.35
  5. Step 5: Solve for x
    x = 69,739,411.35/11,748.53
  6. Step 6: Final answer
    x = 5,936.01

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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.