Home / 3,372.31-4,653.70-1,880.22

Finding the Fourth Proportional to 3,372.31, 4,653.70 and 1,880.22

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Solution

The fourth proportional to 3,372.31, 4,653.70 and 1,880.22 is: 2,594.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.31 : 4,653.70 = 1,880.22 : x
  2. Step 2: Convert to fraction form
    3,372.31/4,653.70 = 1,880.22/x
  3. Step 3: Cross multiply
    3,372.31x = 4,653.70 × 1,880.22
  4. Step 4: Simplify right side
    3,372.31x = 8,749,979.81
  5. Step 5: Solve for x
    x = 8,749,979.81/3,372.31
  6. Step 6: Final answer
    x = 2,594.65

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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.