Home / 1,743.66-2,616.09-1,485.61

Finding the Fourth Proportional to 1,743.66, 2,616.09 and 1,485.61

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Solution

The fourth proportional to 1,743.66, 2,616.09 and 1,485.61 is: 2,228.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.66 : 2,616.09 = 1,485.61 : x
  2. Step 2: Convert to fraction form
    1,743.66/2,616.09 = 1,485.61/x
  3. Step 3: Cross multiply
    1,743.66x = 2,616.09 × 1,485.61
  4. Step 4: Simplify right side
    1,743.66x = 3,886,489.46
  5. Step 5: Solve for x
    x = 3,886,489.46/1,743.66
  6. Step 6: Final answer
    x = 2,228.93

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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.