Home / 4,213.15-6,321.54-1,748.53

Finding the Fourth Proportional to 4,213.15, 6,321.54 and 1,748.53

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Solution

The fourth proportional to 4,213.15, 6,321.54 and 1,748.53 is: 2,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.15 : 6,321.54 = 1,748.53 : x
  2. Step 2: Convert to fraction form
    4,213.15/6,321.54 = 1,748.53/x
  3. Step 3: Cross multiply
    4,213.15x = 6,321.54 × 1,748.53
  4. Step 4: Simplify right side
    4,213.15x = 11,053,402.34
  5. Step 5: Solve for x
    x = 11,053,402.34/4,213.15
  6. Step 6: Final answer
    x = 2,623.55

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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.