Home / 4,822.82-6,656.99-2,806.84

Finding the Fourth Proportional to 4,822.82, 6,656.99 and 2,806.84

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Solution

The fourth proportional to 4,822.82, 6,656.99 and 2,806.84 is: 3,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.82 : 6,656.99 = 2,806.84 : x
  2. Step 2: Convert to fraction form
    4,822.82/6,656.99 = 2,806.84/x
  3. Step 3: Cross multiply
    4,822.82x = 6,656.99 × 2,806.84
  4. Step 4: Simplify right side
    4,822.82x = 18,685,058.49
  5. Step 5: Solve for x
    x = 18,685,058.49/4,822.82
  6. Step 6: Final answer
    x = 3,874.30

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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.