Home / 3,309.15-4,962.65-1,748.28

Finding the Fourth Proportional to 3,309.15, 4,962.65 and 1,748.28

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Solution

The fourth proportional to 3,309.15, 4,962.65 and 1,748.28 is: 2,621.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.15 : 4,962.65 = 1,748.28 : x
  2. Step 2: Convert to fraction form
    3,309.15/4,962.65 = 1,748.28/x
  3. Step 3: Cross multiply
    3,309.15x = 4,962.65 × 1,748.28
  4. Step 4: Simplify right side
    3,309.15x = 8,676,093.00
  5. Step 5: Solve for x
    x = 8,676,093.00/3,309.15
  6. Step 6: Final answer
    x = 2,621.85

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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.