Home / 2,580.21-3,552.60-2,277.07

Finding the Fourth Proportional to 2,580.21, 3,552.60 and 2,277.07

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Solution

The fourth proportional to 2,580.21, 3,552.60 and 2,277.07 is: 3,135.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.21 : 3,552.60 = 2,277.07 : x
  2. Step 2: Convert to fraction form
    2,580.21/3,552.60 = 2,277.07/x
  3. Step 3: Cross multiply
    2,580.21x = 3,552.60 × 2,277.07
  4. Step 4: Simplify right side
    2,580.21x = 8,089,518.88
  5. Step 5: Solve for x
    x = 8,089,518.88/2,580.21
  6. Step 6: Final answer
    x = 3,135.22

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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.