Home / 3,534.99-4,879.01-2,042.70

Finding the Fourth Proportional to 3,534.99, 4,879.01 and 2,042.70

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Solution

The fourth proportional to 3,534.99, 4,879.01 and 2,042.70 is: 2,819.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.99 : 4,879.01 = 2,042.70 : x
  2. Step 2: Convert to fraction form
    3,534.99/4,879.01 = 2,042.70/x
  3. Step 3: Cross multiply
    3,534.99x = 4,879.01 × 2,042.70
  4. Step 4: Simplify right side
    3,534.99x = 9,966,319.12
  5. Step 5: Solve for x
    x = 9,966,319.12/3,534.99
  6. Step 6: Final answer
    x = 2,819.34

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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.