Home / 2,575.90-3,555.21-1,736.59

Finding the Fourth Proportional to 2,575.90, 3,555.21 and 1,736.59

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Solution

The fourth proportional to 2,575.90, 3,555.21 and 1,736.59 is: 2,396.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.90 : 3,555.21 = 1,736.59 : x
  2. Step 2: Convert to fraction form
    2,575.90/3,555.21 = 1,736.59/x
  3. Step 3: Cross multiply
    2,575.90x = 3,555.21 × 1,736.59
  4. Step 4: Simplify right side
    2,575.90x = 6,173,942.13
  5. Step 5: Solve for x
    x = 6,173,942.13/2,575.90
  6. Step 6: Final answer
    x = 2,396.81

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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.