Home / 4,415.31-6,623.64-1,453.68

Finding the Fourth Proportional to 4,415.31, 6,623.64 and 1,453.68

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Solution

The fourth proportional to 4,415.31, 6,623.64 and 1,453.68 is: 2,180.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,415.31 : 6,623.64 = 1,453.68 : x
  2. Step 2: Convert to fraction form
    4,415.31/6,623.64 = 1,453.68/x
  3. Step 3: Cross multiply
    4,415.31x = 6,623.64 × 1,453.68
  4. Step 4: Simplify right side
    4,415.31x = 9,628,653.00
  5. Step 5: Solve for x
    x = 9,628,653.00/4,415.31
  6. Step 6: Final answer
    x = 2,180.74

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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.