Home / 3,159.44-4,743.08-2,106.16

Finding the Fourth Proportional to 3,159.44, 4,743.08 and 2,106.16

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Solution

The fourth proportional to 3,159.44, 4,743.08 and 2,106.16 is: 3,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.44 : 4,743.08 = 2,106.16 : x
  2. Step 2: Convert to fraction form
    3,159.44/4,743.08 = 2,106.16/x
  3. Step 3: Cross multiply
    3,159.44x = 4,743.08 × 2,106.16
  4. Step 4: Simplify right side
    3,159.44x = 9,989,685.37
  5. Step 5: Solve for x
    x = 9,989,685.37/3,159.44
  6. Step 6: Final answer
    x = 3,161.85

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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.