Home / 3,145.99-4,714.73-1,197.13

Finding the Fourth Proportional to 3,145.99, 4,714.73 and 1,197.13

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Solution

The fourth proportional to 3,145.99, 4,714.73 and 1,197.13 is: 1,794.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145.99 : 4,714.73 = 1,197.13 : x
  2. Step 2: Convert to fraction form
    3,145.99/4,714.73 = 1,197.13/x
  3. Step 3: Cross multiply
    3,145.99x = 4,714.73 × 1,197.13
  4. Step 4: Simplify right side
    3,145.99x = 5,644,144.72
  5. Step 5: Solve for x
    x = 5,644,144.72/3,145.99
  6. Step 6: Final answer
    x = 1,794.08

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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.