Home / 1,596.16-2,394.60-979.48

Finding the Fourth Proportional to 1,596.16, 2,394.60 and 979.48

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Solution

The fourth proportional to 1,596.16, 2,394.60 and 979.48 is: 1,469.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596.16 : 2,394.60 = 979.48 : x
  2. Step 2: Convert to fraction form
    1,596.16/2,394.60 = 979.48/x
  3. Step 3: Cross multiply
    1,596.16x = 2,394.60 × 979.48
  4. Step 4: Simplify right side
    1,596.16x = 2,345,462.81
  5. Step 5: Solve for x
    x = 2,345,462.81/1,596.16
  6. Step 6: Final answer
    x = 1,469.44

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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.