Home / 1,610.69-2,412.66-1,025.39

Finding the Fourth Proportional to 1,610.69, 2,412.66 and 1,025.39

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Solution

The fourth proportional to 1,610.69, 2,412.66 and 1,025.39 is: 1,535.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.69 : 2,412.66 = 1,025.39 : x
  2. Step 2: Convert to fraction form
    1,610.69/2,412.66 = 1,025.39/x
  3. Step 3: Cross multiply
    1,610.69x = 2,412.66 × 1,025.39
  4. Step 4: Simplify right side
    1,610.69x = 2,473,917.44
  5. Step 5: Solve for x
    x = 2,473,917.44/1,610.69
  6. Step 6: Final answer
    x = 1,535.94

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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.