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Finding the Fourth Proportional to 1,934.89, 2,902.74 and 1,753.45

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Solution

The fourth proportional to 1,934.89, 2,902.74 and 1,753.45 is: 2,630.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.89 : 2,902.74 = 1,753.45 : x
  2. Step 2: Convert to fraction form
    1,934.89/2,902.74 = 1,753.45/x
  3. Step 3: Cross multiply
    1,934.89x = 2,902.74 × 1,753.45
  4. Step 4: Simplify right side
    1,934.89x = 5,089,809.45
  5. Step 5: Solve for x
    x = 5,089,809.45/1,934.89
  6. Step 6: Final answer
    x = 2,630.54

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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.