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Finding the Fourth Proportional to 3,034.86, 4,552.38 and 843.75

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Solution

The fourth proportional to 3,034.86, 4,552.38 and 843.75 is: 1,265.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.86 : 4,552.38 = 843.75 : x
  2. Step 2: Convert to fraction form
    3,034.86/4,552.38 = 843.75/x
  3. Step 3: Cross multiply
    3,034.86x = 4,552.38 × 843.75
  4. Step 4: Simplify right side
    3,034.86x = 3,841,070.63
  5. Step 5: Solve for x
    x = 3,841,070.63/3,034.86
  6. Step 6: Final answer
    x = 1,265.65

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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.