Home / 3,643.18-5,464.42-1,562.79

Finding the Fourth Proportional to 3,643.18, 5,464.42 and 1,562.79

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Solution

The fourth proportional to 3,643.18, 5,464.42 and 1,562.79 is: 2,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.18 : 5,464.42 = 1,562.79 : x
  2. Step 2: Convert to fraction form
    3,643.18/5,464.42 = 1,562.79/x
  3. Step 3: Cross multiply
    3,643.18x = 5,464.42 × 1,562.79
  4. Step 4: Simplify right side
    3,643.18x = 8,539,768.50
  5. Step 5: Solve for x
    x = 8,539,768.50/3,643.18
  6. Step 6: Final answer
    x = 2,344.04

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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.