Home / 2,643.36-3,647.46-1,464.48

Finding the Fourth Proportional to 2,643.36, 3,647.46 and 1,464.48

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Solution

The fourth proportional to 2,643.36, 3,647.46 and 1,464.48 is: 2,020.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643.36 : 3,647.46 = 1,464.48 : x
  2. Step 2: Convert to fraction form
    2,643.36/3,647.46 = 1,464.48/x
  3. Step 3: Cross multiply
    2,643.36x = 3,647.46 × 1,464.48
  4. Step 4: Simplify right side
    2,643.36x = 5,341,632.22
  5. Step 5: Solve for x
    x = 5,341,632.22/2,643.36
  6. Step 6: Final answer
    x = 2,020.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.