Home / 2,135.06-2,944.32-1,505.42

Finding the Fourth Proportional to 2,135.06, 2,944.32 and 1,505.42

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Solution

The fourth proportional to 2,135.06, 2,944.32 and 1,505.42 is: 2,076.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135.06 : 2,944.32 = 1,505.42 : x
  2. Step 2: Convert to fraction form
    2,135.06/2,944.32 = 1,505.42/x
  3. Step 3: Cross multiply
    2,135.06x = 2,944.32 × 1,505.42
  4. Step 4: Simplify right side
    2,135.06x = 4,432,438.21
  5. Step 5: Solve for x
    x = 4,432,438.21/2,135.06
  6. Step 6: Final answer
    x = 2,076.03

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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.