Home / 3,416.23-5,124.83-1,661.33

Finding the Fourth Proportional to 3,416.23, 5,124.83 and 1,661.33

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Solution

The fourth proportional to 3,416.23, 5,124.83 and 1,661.33 is: 2,492.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.23 : 5,124.83 = 1,661.33 : x
  2. Step 2: Convert to fraction form
    3,416.23/5,124.83 = 1,661.33/x
  3. Step 3: Cross multiply
    3,416.23x = 5,124.83 × 1,661.33
  4. Step 4: Simplify right side
    3,416.23x = 8,514,033.82
  5. Step 5: Solve for x
    x = 8,514,033.82/3,416.23
  6. Step 6: Final answer
    x = 2,492.23

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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.