Home / 6,378.24-8,803.04-3,546.53

Finding the Fourth Proportional to 6,378.24, 8,803.04 and 3,546.53

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Solution

The fourth proportional to 6,378.24, 8,803.04 and 3,546.53 is: 4,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.24 : 8,803.04 = 3,546.53 : x
  2. Step 2: Convert to fraction form
    6,378.24/8,803.04 = 3,546.53/x
  3. Step 3: Cross multiply
    6,378.24x = 8,803.04 × 3,546.53
  4. Step 4: Simplify right side
    6,378.24x = 31,220,183.70
  5. Step 5: Solve for x
    x = 31,220,183.70/6,378.24
  6. Step 6: Final answer
    x = 4,894.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.