Home / 4,057.22-5,600.84-2,378.40

Finding the Fourth Proportional to 4,057.22, 5,600.84 and 2,378.40

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Solution

The fourth proportional to 4,057.22, 5,600.84 and 2,378.40 is: 3,283.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.22 : 5,600.84 = 2,378.40 : x
  2. Step 2: Convert to fraction form
    4,057.22/5,600.84 = 2,378.40/x
  3. Step 3: Cross multiply
    4,057.22x = 5,600.84 × 2,378.40
  4. Step 4: Simplify right side
    4,057.22x = 13,321,025.96
  5. Step 5: Solve for x
    x = 13,321,025.96/4,057.22
  6. Step 6: Final answer
    x = 3,283.29

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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.