Home / 3,873.57-5,347.16-2,616.33

Finding the Fourth Proportional to 3,873.57, 5,347.16 and 2,616.33

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Solution

The fourth proportional to 3,873.57, 5,347.16 and 2,616.33 is: 3,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.57 : 5,347.16 = 2,616.33 : x
  2. Step 2: Convert to fraction form
    3,873.57/5,347.16 = 2,616.33/x
  3. Step 3: Cross multiply
    3,873.57x = 5,347.16 × 2,616.33
  4. Step 4: Simplify right side
    3,873.57x = 13,989,941.66
  5. Step 5: Solve for x
    x = 13,989,941.66/3,873.57
  6. Step 6: Final answer
    x = 3,611.64

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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.