Home / 1,915.33-2,873.51-1,037.63

Finding the Fourth Proportional to 1,915.33, 2,873.51 and 1,037.63

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Solution

The fourth proportional to 1,915.33, 2,873.51 and 1,037.63 is: 1,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915.33 : 2,873.51 = 1,037.63 : x
  2. Step 2: Convert to fraction form
    1,915.33/2,873.51 = 1,037.63/x
  3. Step 3: Cross multiply
    1,915.33x = 2,873.51 × 1,037.63
  4. Step 4: Simplify right side
    1,915.33x = 2,981,640.34
  5. Step 5: Solve for x
    x = 2,981,640.34/1,915.33
  6. Step 6: Final answer
    x = 1,556.72

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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.