Home / 2,460.31-3,392.44-1,928.23

Finding the Fourth Proportional to 2,460.31, 3,392.44 and 1,928.23

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Solution

The fourth proportional to 2,460.31, 3,392.44 and 1,928.23 is: 2,658.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460.31 : 3,392.44 = 1,928.23 : x
  2. Step 2: Convert to fraction form
    2,460.31/3,392.44 = 1,928.23/x
  3. Step 3: Cross multiply
    2,460.31x = 3,392.44 × 1,928.23
  4. Step 4: Simplify right side
    2,460.31x = 6,541,391.28
  5. Step 5: Solve for x
    x = 6,541,391.28/2,460.31
  6. Step 6: Final answer
    x = 2,658.77

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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.