Home / 2,127.08-3,193.66-1,202.46

Finding the Fourth Proportional to 2,127.08, 3,193.66 and 1,202.46

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Solution

The fourth proportional to 2,127.08, 3,193.66 and 1,202.46 is: 1,805.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.08 : 3,193.66 = 1,202.46 : x
  2. Step 2: Convert to fraction form
    2,127.08/3,193.66 = 1,202.46/x
  3. Step 3: Cross multiply
    2,127.08x = 3,193.66 × 1,202.46
  4. Step 4: Simplify right side
    2,127.08x = 3,840,248.40
  5. Step 5: Solve for x
    x = 3,840,248.40/2,127.08
  6. Step 6: Final answer
    x = 1,805.41

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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.