Home / 5,643.21-8,463.18-1,747.92

Finding the Fourth Proportional to 5,643.21, 8,463.18 and 1,747.92

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Solution

The fourth proportional to 5,643.21, 8,463.18 and 1,747.92 is: 2,621.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.21 : 8,463.18 = 1,747.92 : x
  2. Step 2: Convert to fraction form
    5,643.21/8,463.18 = 1,747.92/x
  3. Step 3: Cross multiply
    5,643.21x = 8,463.18 × 1,747.92
  4. Step 4: Simplify right side
    5,643.21x = 14,792,961.59
  5. Step 5: Solve for x
    x = 14,792,961.59/5,643.21
  6. Step 6: Final answer
    x = 2,621.37

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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.