Home / 2,704.48-4,051.96-1,240.56

Finding the Fourth Proportional to 2,704.48, 4,051.96 and 1,240.56

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Solution

The fourth proportional to 2,704.48, 4,051.96 and 1,240.56 is: 1,858.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.48 : 4,051.96 = 1,240.56 : x
  2. Step 2: Convert to fraction form
    2,704.48/4,051.96 = 1,240.56/x
  3. Step 3: Cross multiply
    2,704.48x = 4,051.96 × 1,240.56
  4. Step 4: Simplify right side
    2,704.48x = 5,026,699.50
  5. Step 5: Solve for x
    x = 5,026,699.50/2,704.48
  6. Step 6: Final answer
    x = 1,858.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.