Home / 3,339.63-4,606.71-2,144.21

Finding the Fourth Proportional to 3,339.63, 4,606.71 and 2,144.21

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Solution

The fourth proportional to 3,339.63, 4,606.71 and 2,144.21 is: 2,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.63 : 4,606.71 = 2,144.21 : x
  2. Step 2: Convert to fraction form
    3,339.63/4,606.71 = 2,144.21/x
  3. Step 3: Cross multiply
    3,339.63x = 4,606.71 × 2,144.21
  4. Step 4: Simplify right side
    3,339.63x = 9,877,730.62
  5. Step 5: Solve for x
    x = 9,877,730.62/3,339.63
  6. Step 6: Final answer
    x = 2,957.73

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1.5x scale

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.