Home / 2,256.44-3,385.70-2,160.16

Finding the Fourth Proportional to 2,256.44, 3,385.70 and 2,160.16

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Solution

The fourth proportional to 2,256.44, 3,385.70 and 2,160.16 is: 3,241.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.44 : 3,385.70 = 2,160.16 : x
  2. Step 2: Convert to fraction form
    2,256.44/3,385.70 = 2,160.16/x
  3. Step 3: Cross multiply
    2,256.44x = 3,385.70 × 2,160.16
  4. Step 4: Simplify right side
    2,256.44x = 7,313,653.71
  5. Step 5: Solve for x
    x = 7,313,653.71/2,256.44
  6. Step 6: Final answer
    x = 3,241.24

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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.