Home / 2,356.82-3,252.12-1,308.96

Finding the Fourth Proportional to 2,356.82, 3,252.12 and 1,308.96

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Solution

The fourth proportional to 2,356.82, 3,252.12 and 1,308.96 is: 1,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.82 : 3,252.12 = 1,308.96 : x
  2. Step 2: Convert to fraction form
    2,356.82/3,252.12 = 1,308.96/x
  3. Step 3: Cross multiply
    2,356.82x = 3,252.12 × 1,308.96
  4. Step 4: Simplify right side
    2,356.82x = 4,256,895.00
  5. Step 5: Solve for x
    x = 4,256,895.00/2,356.82
  6. Step 6: Final answer
    x = 1,806.20

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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.