Home / 3,044.12-4,200.89-1,646.87

Finding the Fourth Proportional to 3,044.12, 4,200.89 and 1,646.87

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Solution

The fourth proportional to 3,044.12, 4,200.89 and 1,646.87 is: 2,272.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,044.12 : 4,200.89 = 1,646.87 : x
  2. Step 2: Convert to fraction form
    3,044.12/4,200.89 = 1,646.87/x
  3. Step 3: Cross multiply
    3,044.12x = 4,200.89 × 1,646.87
  4. Step 4: Simplify right side
    3,044.12x = 6,918,290.48
  5. Step 5: Solve for x
    x = 6,918,290.48/3,044.12
  6. Step 6: Final answer
    x = 2,272.68

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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.