Home / 2,271.94-3,137.16-1,434.04

Finding the Fourth Proportional to 2,271.94, 3,137.16 and 1,434.04

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Solution

The fourth proportional to 2,271.94, 3,137.16 and 1,434.04 is: 1,980.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.94 : 3,137.16 = 1,434.04 : x
  2. Step 2: Convert to fraction form
    2,271.94/3,137.16 = 1,434.04/x
  3. Step 3: Cross multiply
    2,271.94x = 3,137.16 × 1,434.04
  4. Step 4: Simplify right side
    2,271.94x = 4,498,812.93
  5. Step 5: Solve for x
    x = 4,498,812.93/2,271.94
  6. Step 6: Final answer
    x = 1,980.16

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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.