Home / 3,616.44-5,421.46-1,563.32

Finding the Fourth Proportional to 3,616.44, 5,421.46 and 1,563.32

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Solution

The fourth proportional to 3,616.44, 5,421.46 and 1,563.32 is: 2,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.44 : 5,421.46 = 1,563.32 : x
  2. Step 2: Convert to fraction form
    3,616.44/5,421.46 = 1,563.32/x
  3. Step 3: Cross multiply
    3,616.44x = 5,421.46 × 1,563.32
  4. Step 4: Simplify right side
    3,616.44x = 8,475,476.85
  5. Step 5: Solve for x
    x = 8,475,476.85/3,616.44
  6. Step 6: Final answer
    x = 2,343.60

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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.