Home / 3,094.29-4,644.68-1,147.05

Finding the Fourth Proportional to 3,094.29, 4,644.68 and 1,147.05

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Solution

The fourth proportional to 3,094.29, 4,644.68 and 1,147.05 is: 1,721.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.29 : 4,644.68 = 1,147.05 : x
  2. Step 2: Convert to fraction form
    3,094.29/4,644.68 = 1,147.05/x
  3. Step 3: Cross multiply
    3,094.29x = 4,644.68 × 1,147.05
  4. Step 4: Simplify right side
    3,094.29x = 5,327,674.46
  5. Step 5: Solve for x
    x = 5,327,674.46/3,094.29
  6. Step 6: Final answer
    x = 1,721.78

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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.