Home / 2,560.36-3,516.81-2,511.16

Finding the Fourth Proportional to 2,560.36, 3,516.81 and 2,511.16

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Solution

The fourth proportional to 2,560.36, 3,516.81 and 2,511.16 is: 3,449.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.36 : 3,516.81 = 2,511.16 : x
  2. Step 2: Convert to fraction form
    2,560.36/3,516.81 = 2,511.16/x
  3. Step 3: Cross multiply
    2,560.36x = 3,516.81 × 2,511.16
  4. Step 4: Simplify right side
    2,560.36x = 8,831,272.60
  5. Step 5: Solve for x
    x = 8,831,272.60/2,560.36
  6. Step 6: Final answer
    x = 3,449.23

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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.