Home / 3,457.22-5,173.65-2,976.08

Finding the Fourth Proportional to 3,457.22, 5,173.65 and 2,976.08

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Solution

The fourth proportional to 3,457.22, 5,173.65 and 2,976.08 is: 4,453.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.22 : 5,173.65 = 2,976.08 : x
  2. Step 2: Convert to fraction form
    3,457.22/5,173.65 = 2,976.08/x
  3. Step 3: Cross multiply
    3,457.22x = 5,173.65 × 2,976.08
  4. Step 4: Simplify right side
    3,457.22x = 15,397,170.42
  5. Step 5: Solve for x
    x = 15,397,170.42/3,457.22
  6. Step 6: Final answer
    x = 4,453.63

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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.