Home / 2,653.56-3,657.96-2,232.36

Finding the Fourth Proportional to 2,653.56, 3,657.96 and 2,232.36

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Solution

The fourth proportional to 2,653.56, 3,657.96 and 2,232.36 is: 3,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.56 : 3,657.96 = 2,232.36 : x
  2. Step 2: Convert to fraction form
    2,653.56/3,657.96 = 2,232.36/x
  3. Step 3: Cross multiply
    2,653.56x = 3,657.96 × 2,232.36
  4. Step 4: Simplify right side
    2,653.56x = 8,165,883.59
  5. Step 5: Solve for x
    x = 8,165,883.59/2,653.56
  6. Step 6: Final answer
    x = 3,077.33

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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.