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Finding the Fourth Proportional to 2,034.78, 3,050.74 and 937.63

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Solution

The fourth proportional to 2,034.78, 3,050.74 and 937.63 is: 1,405.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.78 : 3,050.74 = 937.63 : x
  2. Step 2: Convert to fraction form
    2,034.78/3,050.74 = 937.63/x
  3. Step 3: Cross multiply
    2,034.78x = 3,050.74 × 937.63
  4. Step 4: Simplify right side
    2,034.78x = 2,860,465.35
  5. Step 5: Solve for x
    x = 2,860,465.35/2,034.78
  6. Step 6: Final answer
    x = 1,405.79

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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.