Home / 5,789.84-8,686.83-2,277.90

Finding the Fourth Proportional to 5,789.84, 8,686.83 and 2,277.90

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Solution

The fourth proportional to 5,789.84, 8,686.83 and 2,277.90 is: 3,417.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.84 : 8,686.83 = 2,277.90 : x
  2. Step 2: Convert to fraction form
    5,789.84/8,686.83 = 2,277.90/x
  3. Step 3: Cross multiply
    5,789.84x = 8,686.83 × 2,277.90
  4. Step 4: Simplify right side
    5,789.84x = 19,787,686.62
  5. Step 5: Solve for x
    x = 19,787,686.62/5,789.84
  6. Step 6: Final answer
    x = 3,417.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.