Home / 3,293-4,941.65-1,213.02

Finding the Fourth Proportional to 3,293, 4,941.65 and 1,213.02

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Solution

The fourth proportional to 3,293, 4,941.65 and 1,213.02 is: 1,820.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293 : 4,941.65 = 1,213.02 : x
  2. Step 2: Convert to fraction form
    3,293/4,941.65 = 1,213.02/x
  3. Step 3: Cross multiply
    3,293x = 4,941.65 × 1,213.02
  4. Step 4: Simplify right side
    3,293x = 5,994,320.28
  5. Step 5: Solve for x
    x = 5,994,320.28/3,293
  6. Step 6: Final answer
    x = 1,820.32

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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.