Home / 3,326.19-4,589.40-1,928.13

Finding the Fourth Proportional to 3,326.19, 4,589.40 and 1,928.13

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Solution

The fourth proportional to 3,326.19, 4,589.40 and 1,928.13 is: 2,660.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.19 : 4,589.40 = 1,928.13 : x
  2. Step 2: Convert to fraction form
    3,326.19/4,589.40 = 1,928.13/x
  3. Step 3: Cross multiply
    3,326.19x = 4,589.40 × 1,928.13
  4. Step 4: Simplify right side
    3,326.19x = 8,848,959.82
  5. Step 5: Solve for x
    x = 8,848,959.82/3,326.19
  6. Step 6: Final answer
    x = 2,660.39

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,327.19, 4,590.78 and 1,929.13
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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.