Home / 1,916.00-2,876.43-1,629.26

Finding the Fourth Proportional to 1,916.00, 2,876.43 and 1,629.26

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Solution

The fourth proportional to 1,916.00, 2,876.43 and 1,629.26 is: 2,445.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916.00 : 2,876.43 = 1,629.26 : x
  2. Step 2: Convert to fraction form
    1,916.00/2,876.43 = 1,629.26/x
  3. Step 3: Cross multiply
    1,916.00x = 2,876.43 × 1,629.26
  4. Step 4: Simplify right side
    1,916.00x = 4,686,429.81
  5. Step 5: Solve for x
    x = 4,686,429.81/1,916.00
  6. Step 6: Final answer
    x = 2,445.95

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Why These Related Problems?

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