Home / 2,010.78-2,774.48-1,452.11

Finding the Fourth Proportional to 2,010.78, 2,774.48 and 1,452.11

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Solution

The fourth proportional to 2,010.78, 2,774.48 and 1,452.11 is: 2,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.78 : 2,774.48 = 1,452.11 : x
  2. Step 2: Convert to fraction form
    2,010.78/2,774.48 = 1,452.11/x
  3. Step 3: Cross multiply
    2,010.78x = 2,774.48 × 1,452.11
  4. Step 4: Simplify right side
    2,010.78x = 4,028,829.02
  5. Step 5: Solve for x
    x = 4,028,829.02/2,010.78
  6. Step 6: Final answer
    x = 2,003.62

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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.