Home / 3,098.09-4,274.94-1,771.89

Finding the Fourth Proportional to 3,098.09, 4,274.94 and 1,771.89

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Solution

The fourth proportional to 3,098.09, 4,274.94 and 1,771.89 is: 2,444.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.09 : 4,274.94 = 1,771.89 : x
  2. Step 2: Convert to fraction form
    3,098.09/4,274.94 = 1,771.89/x
  3. Step 3: Cross multiply
    3,098.09x = 4,274.94 × 1,771.89
  4. Step 4: Simplify right side
    3,098.09x = 7,574,714.05
  5. Step 5: Solve for x
    x = 7,574,714.05/3,098.09
  6. Step 6: Final answer
    x = 2,444.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.