Home / 3,042.84-4,199.13-1,645.59

Finding the Fourth Proportional to 3,042.84, 4,199.13 and 1,645.59

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Solution

The fourth proportional to 3,042.84, 4,199.13 and 1,645.59 is: 2,270.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.84 : 4,199.13 = 1,645.59 : x
  2. Step 2: Convert to fraction form
    3,042.84/4,199.13 = 1,645.59/x
  3. Step 3: Cross multiply
    3,042.84x = 4,199.13 × 1,645.59
  4. Step 4: Simplify right side
    3,042.84x = 6,910,062.08
  5. Step 5: Solve for x
    x = 6,910,062.08/3,042.84
  6. Step 6: Final answer
    x = 2,270.92

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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.