Home / 4,230.15-6,344.19-1,764.99

Finding the Fourth Proportional to 4,230.15, 6,344.19 and 1,764.99

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Solution

The fourth proportional to 4,230.15, 6,344.19 and 1,764.99 is: 2,647.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.15 : 6,344.19 = 1,764.99 : x
  2. Step 2: Convert to fraction form
    4,230.15/6,344.19 = 1,764.99/x
  3. Step 3: Cross multiply
    4,230.15x = 6,344.19 × 1,764.99
  4. Step 4: Simplify right side
    4,230.15x = 11,197,400.19
  5. Step 5: Solve for x
    x = 11,197,400.19/4,230.15
  6. Step 6: Final answer
    x = 2,647.05

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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.