Home / 3,534.82-4,878.16-2,042.60

Finding the Fourth Proportional to 3,534.82, 4,878.16 and 2,042.60

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Solution

The fourth proportional to 3,534.82, 4,878.16 and 2,042.60 is: 2,818.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.82 : 4,878.16 = 2,042.60 : x
  2. Step 2: Convert to fraction form
    3,534.82/4,878.16 = 2,042.60/x
  3. Step 3: Cross multiply
    3,534.82x = 4,878.16 × 2,042.60
  4. Step 4: Simplify right side
    3,534.82x = 9,964,129.62
  5. Step 5: Solve for x
    x = 9,964,129.62/3,534.82
  6. Step 6: Final answer
    x = 2,818.85

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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.