Home / 5,079.99-7,010.31-2,841.84

Finding the Fourth Proportional to 5,079.99, 7,010.31 and 2,841.84

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Solution

The fourth proportional to 5,079.99, 7,010.31 and 2,841.84 is: 3,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.99 : 7,010.31 = 2,841.84 : x
  2. Step 2: Convert to fraction form
    5,079.99/7,010.31 = 2,841.84/x
  3. Step 3: Cross multiply
    5,079.99x = 7,010.31 × 2,841.84
  4. Step 4: Simplify right side
    5,079.99x = 19,922,179.37
  5. Step 5: Solve for x
    x = 19,922,179.37/5,079.99
  6. Step 6: Final answer
    x = 3,921.70

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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.