Home / 4,117.50-5,684.58-2,722.68

Finding the Fourth Proportional to 4,117.50, 5,684.58 and 2,722.68

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Solution

The fourth proportional to 4,117.50, 5,684.58 and 2,722.68 is: 3,758.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.50 : 5,684.58 = 2,722.68 : x
  2. Step 2: Convert to fraction form
    4,117.50/5,684.58 = 2,722.68/x
  3. Step 3: Cross multiply
    4,117.50x = 5,684.58 × 2,722.68
  4. Step 4: Simplify right side
    4,117.50x = 15,477,292.27
  5. Step 5: Solve for x
    x = 15,477,292.27/4,117.50
  6. Step 6: Final answer
    x = 3,758.91

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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.