Home / 2,577.03-3,554.60-1,581.63

Finding the Fourth Proportional to 2,577.03, 3,554.60 and 1,581.63

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Solution

The fourth proportional to 2,577.03, 3,554.60 and 1,581.63 is: 2,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.03 : 3,554.60 = 1,581.63 : x
  2. Step 2: Convert to fraction form
    2,577.03/3,554.60 = 1,581.63/x
  3. Step 3: Cross multiply
    2,577.03x = 3,554.60 × 1,581.63
  4. Step 4: Simplify right side
    2,577.03x = 5,622,054.09
  5. Step 5: Solve for x
    x = 5,622,054.09/2,577.03
  6. Step 6: Final answer
    x = 2,181.60

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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.