Home / 3,514.09-5,271.89-1,174.30

Finding the Fourth Proportional to 3,514.09, 5,271.89 and 1,174.30

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Solution

The fourth proportional to 3,514.09, 5,271.89 and 1,174.30 is: 1,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.09 : 5,271.89 = 1,174.30 : x
  2. Step 2: Convert to fraction form
    3,514.09/5,271.89 = 1,174.30/x
  3. Step 3: Cross multiply
    3,514.09x = 5,271.89 × 1,174.30
  4. Step 4: Simplify right side
    3,514.09x = 6,190,780.43
  5. Step 5: Solve for x
    x = 6,190,780.43/3,514.09
  6. Step 6: Final answer
    x = 1,761.70

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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.