Home / 3,742.35-5,164.46-2,563.80

Finding the Fourth Proportional to 3,742.35, 5,164.46 and 2,563.80

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Solution

The fourth proportional to 3,742.35, 5,164.46 and 2,563.80 is: 3,538.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.35 : 5,164.46 = 2,563.80 : x
  2. Step 2: Convert to fraction form
    3,742.35/5,164.46 = 2,563.80/x
  3. Step 3: Cross multiply
    3,742.35x = 5,164.46 × 2,563.80
  4. Step 4: Simplify right side
    3,742.35x = 13,240,642.55
  5. Step 5: Solve for x
    x = 13,240,642.55/3,742.35
  6. Step 6: Final answer
    x = 3,538.06

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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.