Home / 3,683.58-5,520.74-2,203.90

Finding the Fourth Proportional to 3,683.58, 5,520.74 and 2,203.90

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Solution

The fourth proportional to 3,683.58, 5,520.74 and 2,203.90 is: 3,303.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.58 : 5,520.74 = 2,203.90 : x
  2. Step 2: Convert to fraction form
    3,683.58/5,520.74 = 2,203.90/x
  3. Step 3: Cross multiply
    3,683.58x = 5,520.74 × 2,203.90
  4. Step 4: Simplify right side
    3,683.58x = 12,167,158.89
  5. Step 5: Solve for x
    x = 12,167,158.89/3,683.58
  6. Step 6: Final answer
    x = 3,303.08

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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.