Home / 2,837.70-3,916.74-1,895.04

Finding the Fourth Proportional to 2,837.70, 3,916.74 and 1,895.04

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Solution

The fourth proportional to 2,837.70, 3,916.74 and 1,895.04 is: 2,615.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.70 : 3,916.74 = 1,895.04 : x
  2. Step 2: Convert to fraction form
    2,837.70/3,916.74 = 1,895.04/x
  3. Step 3: Cross multiply
    2,837.70x = 3,916.74 × 1,895.04
  4. Step 4: Simplify right side
    2,837.70x = 7,422,378.97
  5. Step 5: Solve for x
    x = 7,422,378.97/2,837.70
  6. Step 6: Final answer
    x = 2,615.63

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1.5x scale

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.