Home / 2,023.62-2,792.76-1,237.80

Finding the Fourth Proportional to 2,023.62, 2,792.76 and 1,237.80

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Solution

The fourth proportional to 2,023.62, 2,792.76 and 1,237.80 is: 1,708.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.62 : 2,792.76 = 1,237.80 : x
  2. Step 2: Convert to fraction form
    2,023.62/2,792.76 = 1,237.80/x
  3. Step 3: Cross multiply
    2,023.62x = 2,792.76 × 1,237.80
  4. Step 4: Simplify right side
    2,023.62x = 3,456,878.33
  5. Step 5: Solve for x
    x = 3,456,878.33/2,023.62
  6. Step 6: Final answer
    x = 1,708.26

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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.