Home / 2,837.71-3,916.12-1,718.85

Finding the Fourth Proportional to 2,837.71, 3,916.12 and 1,718.85

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Solution

The fourth proportional to 2,837.71, 3,916.12 and 1,718.85 is: 2,372.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.71 : 3,916.12 = 1,718.85 : x
  2. Step 2: Convert to fraction form
    2,837.71/3,916.12 = 1,718.85/x
  3. Step 3: Cross multiply
    2,837.71x = 3,916.12 × 1,718.85
  4. Step 4: Simplify right side
    2,837.71x = 6,731,222.86
  5. Step 5: Solve for x
    x = 6,731,222.86/2,837.71
  6. Step 6: Final answer
    x = 2,372.07

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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.