Home / 3,161.09-4,737.56-1,514.21

Finding the Fourth Proportional to 3,161.09, 4,737.56 and 1,514.21

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Solution

The fourth proportional to 3,161.09, 4,737.56 and 1,514.21 is: 2,269.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.09 : 4,737.56 = 1,514.21 : x
  2. Step 2: Convert to fraction form
    3,161.09/4,737.56 = 1,514.21/x
  3. Step 3: Cross multiply
    3,161.09x = 4,737.56 × 1,514.21
  4. Step 4: Simplify right side
    3,161.09x = 7,173,653.16
  5. Step 5: Solve for x
    x = 7,173,653.16/3,161.09
  6. Step 6: Final answer
    x = 2,269.36

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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.