Home / 5,065.44-6,990.45-2,827.27

Finding the Fourth Proportional to 5,065.44, 6,990.45 and 2,827.27

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Solution

The fourth proportional to 5,065.44, 6,990.45 and 2,827.27 is: 3,901.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.44 : 6,990.45 = 2,827.27 : x
  2. Step 2: Convert to fraction form
    5,065.44/6,990.45 = 2,827.27/x
  3. Step 3: Cross multiply
    5,065.44x = 6,990.45 × 2,827.27
  4. Step 4: Simplify right side
    5,065.44x = 19,763,848.39
  5. Step 5: Solve for x
    x = 19,763,848.39/5,065.44
  6. Step 6: Final answer
    x = 3,901.71

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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.