Home / 5,463.18-8,190.72-1,763.37

Finding the Fourth Proportional to 5,463.18, 8,190.72 and 1,763.37

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Solution

The fourth proportional to 5,463.18, 8,190.72 and 1,763.37 is: 2,643.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.18 : 8,190.72 = 1,763.37 : x
  2. Step 2: Convert to fraction form
    5,463.18/8,190.72 = 1,763.37/x
  3. Step 3: Cross multiply
    5,463.18x = 8,190.72 × 1,763.37
  4. Step 4: Simplify right side
    5,463.18x = 14,443,269.93
  5. Step 5: Solve for x
    x = 14,443,269.93/5,463.18
  6. Step 6: Final answer
    x = 2,643.75

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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.