Home / 4,118.09-5,683.83-3,785.99

Finding the Fourth Proportional to 4,118.09, 5,683.83 and 3,785.99

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Solution

The fourth proportional to 4,118.09, 5,683.83 and 3,785.99 is: 5,225.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.09 : 5,683.83 = 3,785.99 : x
  2. Step 2: Convert to fraction form
    4,118.09/5,683.83 = 3,785.99/x
  3. Step 3: Cross multiply
    4,118.09x = 5,683.83 × 3,785.99
  4. Step 4: Simplify right side
    4,118.09x = 21,518,923.55
  5. Step 5: Solve for x
    x = 21,518,923.55/4,118.09
  6. Step 6: Final answer
    x = 5,225.46

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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.