Home / 2,513.36-3,751.48-2,145.44

Finding the Fourth Proportional to 2,513.36, 3,751.48 and 2,145.44

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Solution

The fourth proportional to 2,513.36, 3,751.48 and 2,145.44 is: 3,202.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513.36 : 3,751.48 = 2,145.44 : x
  2. Step 2: Convert to fraction form
    2,513.36/3,751.48 = 2,145.44/x
  3. Step 3: Cross multiply
    2,513.36x = 3,751.48 × 2,145.44
  4. Step 4: Simplify right side
    2,513.36x = 8,048,575.25
  5. Step 5: Solve for x
    x = 8,048,575.25/2,513.36
  6. Step 6: Final answer
    x = 3,202.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.