Home / 1,916.46-2,644.14-1,160.59

Finding the Fourth Proportional to 1,916.46, 2,644.14 and 1,160.59

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Solution

The fourth proportional to 1,916.46, 2,644.14 and 1,160.59 is: 1,601.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916.46 : 2,644.14 = 1,160.59 : x
  2. Step 2: Convert to fraction form
    1,916.46/2,644.14 = 1,160.59/x
  3. Step 3: Cross multiply
    1,916.46x = 2,644.14 × 1,160.59
  4. Step 4: Simplify right side
    1,916.46x = 3,068,762.44
  5. Step 5: Solve for x
    x = 3,068,762.44/1,916.46
  6. Step 6: Final answer
    x = 1,601.27

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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.