Home / 2,438.58-3,659.26-1,051.86

Finding the Fourth Proportional to 2,438.58, 3,659.26 and 1,051.86

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Solution

The fourth proportional to 2,438.58, 3,659.26 and 1,051.86 is: 1,578.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438.58 : 3,659.26 = 1,051.86 : x
  2. Step 2: Convert to fraction form
    2,438.58/3,659.26 = 1,051.86/x
  3. Step 3: Cross multiply
    2,438.58x = 3,659.26 × 1,051.86
  4. Step 4: Simplify right side
    2,438.58x = 3,849,029.22
  5. Step 5: Solve for x
    x = 3,849,029.22/2,438.58
  6. Step 6: Final answer
    x = 1,578.39

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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.