Home / 2,936.01-4,395.78-2,153.55

Finding the Fourth Proportional to 2,936.01, 4,395.78 and 2,153.55

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Solution

The fourth proportional to 2,936.01, 4,395.78 and 2,153.55 is: 3,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.01 : 4,395.78 = 2,153.55 : x
  2. Step 2: Convert to fraction form
    2,936.01/4,395.78 = 2,153.55/x
  3. Step 3: Cross multiply
    2,936.01x = 4,395.78 × 2,153.55
  4. Step 4: Simplify right side
    2,936.01x = 9,466,532.02
  5. Step 5: Solve for x
    x = 9,466,532.02/2,936.01
  6. Step 6: Final answer
    x = 3,224.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.