Home / 2,370.49-3,556.32-1,071.61

Finding the Fourth Proportional to 2,370.49, 3,556.32 and 1,071.61

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Solution

The fourth proportional to 2,370.49, 3,556.32 and 1,071.61 is: 1,607.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.49 : 3,556.32 = 1,071.61 : x
  2. Step 2: Convert to fraction form
    2,370.49/3,556.32 = 1,071.61/x
  3. Step 3: Cross multiply
    2,370.49x = 3,556.32 × 1,071.61
  4. Step 4: Simplify right side
    2,370.49x = 3,810,975.17
  5. Step 5: Solve for x
    x = 3,810,975.17/2,370.49
  6. Step 6: Final answer
    x = 1,607.68

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.