Home / 3,683.84-5,524.99-1,218.11

Finding the Fourth Proportional to 3,683.84, 5,524.99 and 1,218.11

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Solution

The fourth proportional to 3,683.84, 5,524.99 and 1,218.11 is: 1,826.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.84 : 5,524.99 = 1,218.11 : x
  2. Step 2: Convert to fraction form
    3,683.84/5,524.99 = 1,218.11/x
  3. Step 3: Cross multiply
    3,683.84x = 5,524.99 × 1,218.11
  4. Step 4: Simplify right side
    3,683.84x = 6,730,014.90
  5. Step 5: Solve for x
    x = 6,730,014.90/3,683.84
  6. Step 6: Final answer
    x = 1,826.90

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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.