Home / 2,256.95-3,114.33-1,262.19

Finding the Fourth Proportional to 2,256.95, 3,114.33 and 1,262.19

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Solution

The fourth proportional to 2,256.95, 3,114.33 and 1,262.19 is: 1,741.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.95 : 3,114.33 = 1,262.19 : x
  2. Step 2: Convert to fraction form
    2,256.95/3,114.33 = 1,262.19/x
  3. Step 3: Cross multiply
    2,256.95x = 3,114.33 × 1,262.19
  4. Step 4: Simplify right side
    2,256.95x = 3,930,869.87
  5. Step 5: Solve for x
    x = 3,930,869.87/2,256.95
  6. Step 6: Final answer
    x = 1,741.68

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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.