Home / 2,577.38-3,559.70-1,741.55

Finding the Fourth Proportional to 2,577.38, 3,559.70 and 1,741.55

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Solution

The fourth proportional to 2,577.38, 3,559.70 and 1,741.55 is: 2,405.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.38 : 3,559.70 = 1,741.55 : x
  2. Step 2: Convert to fraction form
    2,577.38/3,559.70 = 1,741.55/x
  3. Step 3: Cross multiply
    2,577.38x = 3,559.70 × 1,741.55
  4. Step 4: Simplify right side
    2,577.38x = 6,199,369.03
  5. Step 5: Solve for x
    x = 6,199,369.03/2,577.38
  6. Step 6: Final answer
    x = 2,405.30

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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.