Home / 3,310.34-4,961.72-1,360.13

Finding the Fourth Proportional to 3,310.34, 4,961.72 and 1,360.13

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Solution

The fourth proportional to 3,310.34, 4,961.72 and 1,360.13 is: 2,038.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.34 : 4,961.72 = 1,360.13 : x
  2. Step 2: Convert to fraction form
    3,310.34/4,961.72 = 1,360.13/x
  3. Step 3: Cross multiply
    3,310.34x = 4,961.72 × 1,360.13
  4. Step 4: Simplify right side
    3,310.34x = 6,748,562.82
  5. Step 5: Solve for x
    x = 6,748,562.82/3,310.34
  6. Step 6: Final answer
    x = 2,038.63

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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.