Home / 2,458.25-3,392.26-1,339.18

Finding the Fourth Proportional to 2,458.25, 3,392.26 and 1,339.18

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Solution

The fourth proportional to 2,458.25, 3,392.26 and 1,339.18 is: 1,848.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.25 : 3,392.26 = 1,339.18 : x
  2. Step 2: Convert to fraction form
    2,458.25/3,392.26 = 1,339.18/x
  3. Step 3: Cross multiply
    2,458.25x = 3,392.26 × 1,339.18
  4. Step 4: Simplify right side
    2,458.25x = 4,542,839.94
  5. Step 5: Solve for x
    x = 4,542,839.94/2,458.25
  6. Step 6: Final answer
    x = 1,848.00

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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.