Home / 2,083.09-3,123.42-1,504.75

Finding the Fourth Proportional to 2,083.09, 3,123.42 and 1,504.75

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Solution

The fourth proportional to 2,083.09, 3,123.42 and 1,504.75 is: 2,256.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.09 : 3,123.42 = 1,504.75 : x
  2. Step 2: Convert to fraction form
    2,083.09/3,123.42 = 1,504.75/x
  3. Step 3: Cross multiply
    2,083.09x = 3,123.42 × 1,504.75
  4. Step 4: Simplify right side
    2,083.09x = 4,699,966.25
  5. Step 5: Solve for x
    x = 4,699,966.25/2,083.09
  6. Step 6: Final answer
    x = 2,256.25

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1.5x scale

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.