Home / 4,305.44-6,457.92-1,383.68

Finding the Fourth Proportional to 4,305.44, 6,457.92 and 1,383.68

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Solution

The fourth proportional to 4,305.44, 6,457.92 and 1,383.68 is: 2,075.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.44 : 6,457.92 = 1,383.68 : x
  2. Step 2: Convert to fraction form
    4,305.44/6,457.92 = 1,383.68/x
  3. Step 3: Cross multiply
    4,305.44x = 6,457.92 × 1,383.68
  4. Step 4: Simplify right side
    4,305.44x = 8,935,694.75
  5. Step 5: Solve for x
    x = 8,935,694.75/4,305.44
  6. Step 6: Final answer
    x = 2,075.44

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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.