Home / 3,822.63-5,276.06-2,630.94

Finding the Fourth Proportional to 3,822.63, 5,276.06 and 2,630.94

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Solution

The fourth proportional to 3,822.63, 5,276.06 and 2,630.94 is: 3,631.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.63 : 5,276.06 = 2,630.94 : x
  2. Step 2: Convert to fraction form
    3,822.63/5,276.06 = 2,630.94/x
  3. Step 3: Cross multiply
    3,822.63x = 5,276.06 × 2,630.94
  4. Step 4: Simplify right side
    3,822.63x = 13,880,997.30
  5. Step 5: Solve for x
    x = 13,880,997.30/3,822.63
  6. Step 6: Final answer
    x = 3,631.27

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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.