Home / 4,023.20-5,541.63-2,842.22

Finding the Fourth Proportional to 4,023.20, 5,541.63 and 2,842.22

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Solution

The fourth proportional to 4,023.20, 5,541.63 and 2,842.22 is: 3,914.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023.20 : 5,541.63 = 2,842.22 : x
  2. Step 2: Convert to fraction form
    4,023.20/5,541.63 = 2,842.22/x
  3. Step 3: Cross multiply
    4,023.20x = 5,541.63 × 2,842.22
  4. Step 4: Simplify right side
    4,023.20x = 15,750,531.62
  5. Step 5: Solve for x
    x = 15,750,531.62/4,023.20
  6. Step 6: Final answer
    x = 3,914.93

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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.