Home / 2,193.21-3,026.57-1,606.23

Finding the Fourth Proportional to 2,193.21, 3,026.57 and 1,606.23

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Solution

The fourth proportional to 2,193.21, 3,026.57 and 1,606.23 is: 2,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.21 : 3,026.57 = 1,606.23 : x
  2. Step 2: Convert to fraction form
    2,193.21/3,026.57 = 1,606.23/x
  3. Step 3: Cross multiply
    2,193.21x = 3,026.57 × 1,606.23
  4. Step 4: Simplify right side
    2,193.21x = 4,861,359.50
  5. Step 5: Solve for x
    x = 4,861,359.50/2,193.21
  6. Step 6: Final answer
    x = 2,216.55

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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.