Home / 2,326.36-3,491.46-2,180.40

Finding the Fourth Proportional to 2,326.36, 3,491.46 and 2,180.40

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Solution

The fourth proportional to 2,326.36, 3,491.46 and 2,180.40 is: 3,272.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.36 : 3,491.46 = 2,180.40 : x
  2. Step 2: Convert to fraction form
    2,326.36/3,491.46 = 2,180.40/x
  3. Step 3: Cross multiply
    2,326.36x = 3,491.46 × 2,180.40
  4. Step 4: Simplify right side
    2,326.36x = 7,612,779.38
  5. Step 5: Solve for x
    x = 7,612,779.38/2,326.36
  6. Step 6: Final answer
    x = 3,272.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.