Home / 4,881.35-6,736.25-2,643.22

Finding the Fourth Proportional to 4,881.35, 6,736.25 and 2,643.22

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Solution

The fourth proportional to 4,881.35, 6,736.25 and 2,643.22 is: 3,647.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.35 : 6,736.25 = 2,643.22 : x
  2. Step 2: Convert to fraction form
    4,881.35/6,736.25 = 2,643.22/x
  3. Step 3: Cross multiply
    4,881.35x = 6,736.25 × 2,643.22
  4. Step 4: Simplify right side
    4,881.35x = 17,805,390.73
  5. Step 5: Solve for x
    x = 17,805,390.73/4,881.35
  6. Step 6: Final answer
    x = 3,647.64

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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.