Home / 2,345.36-3,516.42-1,028.48

Finding the Fourth Proportional to 2,345.36, 3,516.42 and 1,028.48

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Solution

The fourth proportional to 2,345.36, 3,516.42 and 1,028.48 is: 1,542.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.36 : 3,516.42 = 1,028.48 : x
  2. Step 2: Convert to fraction form
    2,345.36/3,516.42 = 1,028.48/x
  3. Step 3: Cross multiply
    2,345.36x = 3,516.42 × 1,028.48
  4. Step 4: Simplify right side
    2,345.36x = 3,616,567.64
  5. Step 5: Solve for x
    x = 3,616,567.64/2,345.36
  6. Step 6: Final answer
    x = 1,542.01

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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.