Home / 2,133.49-3,197.60-899.46

Finding the Fourth Proportional to 2,133.49, 3,197.60 and 899.46

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Solution

The fourth proportional to 2,133.49, 3,197.60 and 899.46 is: 1,348.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.49 : 3,197.60 = 899.46 : x
  2. Step 2: Convert to fraction form
    2,133.49/3,197.60 = 899.46/x
  3. Step 3: Cross multiply
    2,133.49x = 3,197.60 × 899.46
  4. Step 4: Simplify right side
    2,133.49x = 2,876,113.30
  5. Step 5: Solve for x
    x = 2,876,113.30/2,133.49
  6. Step 6: Final answer
    x = 1,348.08

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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.