Home / 2,076.18-3,114.45-1,102.26

Finding the Fourth Proportional to 2,076.18, 3,114.45 and 1,102.26

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Solution

The fourth proportional to 2,076.18, 3,114.45 and 1,102.26 is: 1,653.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076.18 : 3,114.45 = 1,102.26 : x
  2. Step 2: Convert to fraction form
    2,076.18/3,114.45 = 1,102.26/x
  3. Step 3: Cross multiply
    2,076.18x = 3,114.45 × 1,102.26
  4. Step 4: Simplify right side
    2,076.18x = 3,432,933.66
  5. Step 5: Solve for x
    x = 3,432,933.66/2,076.18
  6. Step 6: Final answer
    x = 1,653.49

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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.