Home / 3,416.12-5,124.26-1,224.80

Finding the Fourth Proportional to 3,416.12, 5,124.26 and 1,224.80

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Solution

The fourth proportional to 3,416.12, 5,124.26 and 1,224.80 is: 1,837.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.12 : 5,124.26 = 1,224.80 : x
  2. Step 2: Convert to fraction form
    3,416.12/5,124.26 = 1,224.80/x
  3. Step 3: Cross multiply
    3,416.12x = 5,124.26 × 1,224.80
  4. Step 4: Simplify right side
    3,416.12x = 6,276,193.65
  5. Step 5: Solve for x
    x = 6,276,193.65/3,416.12
  6. Step 6: Final answer
    x = 1,837.23

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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.