Home / 3,040.19-4,195.46-1,642.94

Finding the Fourth Proportional to 3,040.19, 4,195.46 and 1,642.94

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Solution

The fourth proportional to 3,040.19, 4,195.46 and 1,642.94 is: 2,267.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.19 : 4,195.46 = 1,642.94 : x
  2. Step 2: Convert to fraction form
    3,040.19/4,195.46 = 1,642.94/x
  3. Step 3: Cross multiply
    3,040.19x = 4,195.46 × 1,642.94
  4. Step 4: Simplify right side
    3,040.19x = 6,892,889.05
  5. Step 5: Solve for x
    x = 6,892,889.05/3,040.19
  6. Step 6: Final answer
    x = 2,267.26

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Half scale
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Double scale
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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.