Home / 1,946.44-2,685.72-1,160.56

Finding the Fourth Proportional to 1,946.44, 2,685.72 and 1,160.56

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Solution

The fourth proportional to 1,946.44, 2,685.72 and 1,160.56 is: 1,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.44 : 2,685.72 = 1,160.56 : x
  2. Step 2: Convert to fraction form
    1,946.44/2,685.72 = 1,160.56/x
  3. Step 3: Cross multiply
    1,946.44x = 2,685.72 × 1,160.56
  4. Step 4: Simplify right side
    1,946.44x = 3,116,939.20
  5. Step 5: Solve for x
    x = 3,116,939.20/1,946.44
  6. Step 6: Final answer
    x = 1,601.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.