Home / 2,561.36-3,518.18-2,512.16

Finding the Fourth Proportional to 2,561.36, 3,518.18 and 2,512.16

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Solution

The fourth proportional to 2,561.36, 3,518.18 and 2,512.16 is: 3,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561.36 : 3,518.18 = 2,512.16 : x
  2. Step 2: Convert to fraction form
    2,561.36/3,518.18 = 2,512.16/x
  3. Step 3: Cross multiply
    2,561.36x = 3,518.18 × 2,512.16
  4. Step 4: Simplify right side
    2,561.36x = 8,838,231.07
  5. Step 5: Solve for x
    x = 8,838,231.07/2,561.36
  6. Step 6: Final answer
    x = 3,450.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.