Home / 3,309.88-4,964.64-1,845.76

Finding the Fourth Proportional to 3,309.88, 4,964.64 and 1,845.76

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Solution

The fourth proportional to 3,309.88, 4,964.64 and 1,845.76 is: 2,768.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.88 : 4,964.64 = 1,845.76 : x
  2. Step 2: Convert to fraction form
    3,309.88/4,964.64 = 1,845.76/x
  3. Step 3: Cross multiply
    3,309.88x = 4,964.64 × 1,845.76
  4. Step 4: Simplify right side
    3,309.88x = 9,163,533.93
  5. Step 5: Solve for x
    x = 9,163,533.93/3,309.88
  6. Step 6: Final answer
    x = 2,768.54

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1.5x scale

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.