Home / 2,166.09-3,248.32-1,709.25

Finding the Fourth Proportional to 2,166.09, 3,248.32 and 1,709.25

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Solution

The fourth proportional to 2,166.09, 3,248.32 and 1,709.25 is: 2,563.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166.09 : 3,248.32 = 1,709.25 : x
  2. Step 2: Convert to fraction form
    2,166.09/3,248.32 = 1,709.25/x
  3. Step 3: Cross multiply
    2,166.09x = 3,248.32 × 1,709.25
  4. Step 4: Simplify right side
    2,166.09x = 5,552,190.96
  5. Step 5: Solve for x
    x = 5,552,190.96/2,166.09
  6. Step 6: Final answer
    x = 2,563.23

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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.