Home / 2,516.19-3,768-1,588.95

Finding the Fourth Proportional to 2,516.19, 3,768 and 1,588.95

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Solution

The fourth proportional to 2,516.19, 3,768 and 1,588.95 is: 2,379.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.19 : 3,768 = 1,588.95 : x
  2. Step 2: Convert to fraction form
    2,516.19/3,768 = 1,588.95/x
  3. Step 3: Cross multiply
    2,516.19x = 3,768 × 1,588.95
  4. Step 4: Simplify right side
    2,516.19x = 5,987,163.60
  5. Step 5: Solve for x
    x = 5,987,163.60/2,516.19
  6. Step 6: Final answer
    x = 2,379.46

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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.