Home / 3,305.06-4,957.59-1,113.61

Finding the Fourth Proportional to 3,305.06, 4,957.59 and 1,113.61

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Solution

The fourth proportional to 3,305.06, 4,957.59 and 1,113.61 is: 1,670.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.06 : 4,957.59 = 1,113.61 : x
  2. Step 2: Convert to fraction form
    3,305.06/4,957.59 = 1,113.61/x
  3. Step 3: Cross multiply
    3,305.06x = 4,957.59 × 1,113.61
  4. Step 4: Simplify right side
    3,305.06x = 5,520,797.01
  5. Step 5: Solve for x
    x = 5,520,797.01/3,305.06
  6. Step 6: Final answer
    x = 1,670.41

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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.