Home / 2,957.93-4,081.78-1,631.41

Finding the Fourth Proportional to 2,957.93, 4,081.78 and 1,631.41

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Solution

The fourth proportional to 2,957.93, 4,081.78 and 1,631.41 is: 2,251.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.93 : 4,081.78 = 1,631.41 : x
  2. Step 2: Convert to fraction form
    2,957.93/4,081.78 = 1,631.41/x
  3. Step 3: Cross multiply
    2,957.93x = 4,081.78 × 1,631.41
  4. Step 4: Simplify right side
    2,957.93x = 6,659,056.71
  5. Step 5: Solve for x
    x = 6,659,056.71/2,957.93
  6. Step 6: Final answer
    x = 2,251.26

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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.