Home / 3,375-5,062.58-1,323

Finding the Fourth Proportional to 3,375, 5,062.58 and 1,323

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Solution

The fourth proportional to 3,375, 5,062.58 and 1,323 is: 1,984.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375 : 5,062.58 = 1,323 : x
  2. Step 2: Convert to fraction form
    3,375/5,062.58 = 1,323/x
  3. Step 3: Cross multiply
    3,375x = 5,062.58 × 1,323
  4. Step 4: Simplify right side
    3,375x = 6,697,793.34
  5. Step 5: Solve for x
    x = 6,697,793.34/3,375
  6. Step 6: Final answer
    x = 1,984.53

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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.