Home / 2,197.09-3,276.25-2,177.34

Finding the Fourth Proportional to 2,197.09, 3,276.25 and 2,177.34

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Solution

The fourth proportional to 2,197.09, 3,276.25 and 2,177.34 is: 3,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.09 : 3,276.25 = 2,177.34 : x
  2. Step 2: Convert to fraction form
    2,197.09/3,276.25 = 2,177.34/x
  3. Step 3: Cross multiply
    2,197.09x = 3,276.25 × 2,177.34
  4. Step 4: Simplify right side
    2,197.09x = 7,133,510.18
  5. Step 5: Solve for x
    x = 7,133,510.18/2,197.09
  6. Step 6: Final answer
    x = 3,246.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.