Home / 3,042.93-4,199.25-1,645.68

Finding the Fourth Proportional to 3,042.93, 4,199.25 and 1,645.68

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Solution

The fourth proportional to 3,042.93, 4,199.25 and 1,645.68 is: 2,271.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.93 : 4,199.25 = 1,645.68 : x
  2. Step 2: Convert to fraction form
    3,042.93/4,199.25 = 1,645.68/x
  3. Step 3: Cross multiply
    3,042.93x = 4,199.25 × 1,645.68
  4. Step 4: Simplify right side
    3,042.93x = 6,910,621.74
  5. Step 5: Solve for x
    x = 6,910,621.74/3,042.93
  6. Step 6: Final answer
    x = 2,271.04

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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.