Home / 1,719.36-2,374.20-1,197

Finding the Fourth Proportional to 1,719.36, 2,374.20 and 1,197

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Solution

The fourth proportional to 1,719.36, 2,374.20 and 1,197 is: 1,652.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719.36 : 2,374.20 = 1,197 : x
  2. Step 2: Convert to fraction form
    1,719.36/2,374.20 = 1,197/x
  3. Step 3: Cross multiply
    1,719.36x = 2,374.20 × 1,197
  4. Step 4: Simplify right side
    1,719.36x = 2,841,917.40
  5. Step 5: Solve for x
    x = 2,841,917.40/1,719.36
  6. Step 6: Final answer
    x = 1,652.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.