Home / 5,017.43-6,923.52-2,778.99

Finding the Fourth Proportional to 5,017.43, 6,923.52 and 2,778.99

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Solution

The fourth proportional to 5,017.43, 6,923.52 and 2,778.99 is: 3,834.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.43 : 6,923.52 = 2,778.99 : x
  2. Step 2: Convert to fraction form
    5,017.43/6,923.52 = 2,778.99/x
  3. Step 3: Cross multiply
    5,017.43x = 6,923.52 × 2,778.99
  4. Step 4: Simplify right side
    5,017.43x = 19,240,392.84
  5. Step 5: Solve for x
    x = 19,240,392.84/5,017.43
  6. Step 6: Final answer
    x = 3,834.71

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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.