Home / 1,610.07-2,414.80-869.33

Finding the Fourth Proportional to 1,610.07, 2,414.80 and 869.33

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Solution

The fourth proportional to 1,610.07, 2,414.80 and 869.33 is: 1,303.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.07 : 2,414.80 = 869.33 : x
  2. Step 2: Convert to fraction form
    1,610.07/2,414.80 = 869.33/x
  3. Step 3: Cross multiply
    1,610.07x = 2,414.80 × 869.33
  4. Step 4: Simplify right side
    1,610.07x = 2,099,258.08
  5. Step 5: Solve for x
    x = 2,099,258.08/1,610.07
  6. Step 6: Final answer
    x = 1,303.83

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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.