Home / 3,643.04-5,028.19-2,316.48

Finding the Fourth Proportional to 3,643.04, 5,028.19 and 2,316.48

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Solution

The fourth proportional to 3,643.04, 5,028.19 and 2,316.48 is: 3,197.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.04 : 5,028.19 = 2,316.48 : x
  2. Step 2: Convert to fraction form
    3,643.04/5,028.19 = 2,316.48/x
  3. Step 3: Cross multiply
    3,643.04x = 5,028.19 × 2,316.48
  4. Step 4: Simplify right side
    3,643.04x = 11,647,723.32
  5. Step 5: Solve for x
    x = 11,647,723.32/3,643.04
  6. Step 6: Final answer
    x = 3,197.25

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1.5x scale

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.