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Finding the Fourth Proportional to 2,674.97, 4,009.77 and 1,505.54

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Solution

The fourth proportional to 2,674.97, 4,009.77 and 1,505.54 is: 2,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.97 : 4,009.77 = 1,505.54 : x
  2. Step 2: Convert to fraction form
    2,674.97/4,009.77 = 1,505.54/x
  3. Step 3: Cross multiply
    2,674.97x = 4,009.77 × 1,505.54
  4. Step 4: Simplify right side
    2,674.97x = 6,036,869.13
  5. Step 5: Solve for x
    x = 6,036,869.13/2,674.97
  6. Step 6: Final answer
    x = 2,256.80

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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.