Home / 3,326.16-4,590.32-1,928.88

Finding the Fourth Proportional to 3,326.16, 4,590.32 and 1,928.88

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Solution

The fourth proportional to 3,326.16, 4,590.32 and 1,928.88 is: 2,661.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.16 : 4,590.32 = 1,928.88 : x
  2. Step 2: Convert to fraction form
    3,326.16/4,590.32 = 1,928.88/x
  3. Step 3: Cross multiply
    3,326.16x = 4,590.32 × 1,928.88
  4. Step 4: Simplify right side
    3,326.16x = 8,854,176.44
  5. Step 5: Solve for x
    x = 8,854,176.44/3,326.16
  6. Step 6: Final answer
    x = 2,661.98

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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.