Home / 2,578.51-3,558.33-1,459.45

Finding the Fourth Proportional to 2,578.51, 3,558.33 and 1,459.45

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Solution

The fourth proportional to 2,578.51, 3,558.33 and 1,459.45 is: 2,014.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578.51 : 3,558.33 = 1,459.45 : x
  2. Step 2: Convert to fraction form
    2,578.51/3,558.33 = 1,459.45/x
  3. Step 3: Cross multiply
    2,578.51x = 3,558.33 × 1,459.45
  4. Step 4: Simplify right side
    2,578.51x = 5,193,195.82
  5. Step 5: Solve for x
    x = 5,193,195.82/2,578.51
  6. Step 6: Final answer
    x = 2,014.03

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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.