Home / 2,268.07-3,129.13-1,482.57

Finding the Fourth Proportional to 2,268.07, 3,129.13 and 1,482.57

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Solution

The fourth proportional to 2,268.07, 3,129.13 and 1,482.57 is: 2,045.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.07 : 3,129.13 = 1,482.57 : x
  2. Step 2: Convert to fraction form
    2,268.07/3,129.13 = 1,482.57/x
  3. Step 3: Cross multiply
    2,268.07x = 3,129.13 × 1,482.57
  4. Step 4: Simplify right side
    2,268.07x = 4,639,150.56
  5. Step 5: Solve for x
    x = 4,639,150.56/2,268.07
  6. Step 6: Final answer
    x = 2,045.42

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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.