Home / 3,683.88-5,087.61-3,184.11

Finding the Fourth Proportional to 3,683.88, 5,087.61 and 3,184.11

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Solution

The fourth proportional to 3,683.88, 5,087.61 and 3,184.11 is: 4,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.88 : 5,087.61 = 3,184.11 : x
  2. Step 2: Convert to fraction form
    3,683.88/5,087.61 = 3,184.11/x
  3. Step 3: Cross multiply
    3,683.88x = 5,087.61 × 3,184.11
  4. Step 4: Simplify right side
    3,683.88x = 16,199,509.88
  5. Step 5: Solve for x
    x = 16,199,509.88/3,683.88
  6. Step 6: Final answer
    x = 4,397.40

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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.