Home / 3,372.21-4,653.48-1,880.12

Finding the Fourth Proportional to 3,372.21, 4,653.48 and 1,880.12

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Solution

The fourth proportional to 3,372.21, 4,653.48 and 1,880.12 is: 2,594.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.21 : 4,653.48 = 1,880.12 : x
  2. Step 2: Convert to fraction form
    3,372.21/4,653.48 = 1,880.12/x
  3. Step 3: Cross multiply
    3,372.21x = 4,653.48 × 1,880.12
  4. Step 4: Simplify right side
    3,372.21x = 8,749,119.50
  5. Step 5: Solve for x
    x = 8,749,119.50/3,372.21
  6. Step 6: Final answer
    x = 2,594.48

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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.