Home / 2,837.84-3,916.56-1,718.75

Finding the Fourth Proportional to 2,837.84, 3,916.56 and 1,718.75

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Solution

The fourth proportional to 2,837.84, 3,916.56 and 1,718.75 is: 2,372.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.84 : 3,916.56 = 1,718.75 : x
  2. Step 2: Convert to fraction form
    2,837.84/3,916.56 = 1,718.75/x
  3. Step 3: Cross multiply
    2,837.84x = 3,916.56 × 1,718.75
  4. Step 4: Simplify right side
    2,837.84x = 6,731,589.05
  5. Step 5: Solve for x
    x = 6,731,589.05/2,837.84
  6. Step 6: Final answer
    x = 2,372.08

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Why These Related Problems?

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