Home / 4,309.12-6,462.33-2,855.98

Finding the Fourth Proportional to 4,309.12, 6,462.33 and 2,855.98

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Solution

The fourth proportional to 4,309.12, 6,462.33 and 2,855.98 is: 4,283.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.12 : 6,462.33 = 2,855.98 : x
  2. Step 2: Convert to fraction form
    4,309.12/6,462.33 = 2,855.98/x
  3. Step 3: Cross multiply
    4,309.12x = 6,462.33 × 2,855.98
  4. Step 4: Simplify right side
    4,309.12x = 18,456,285.23
  5. Step 5: Solve for x
    x = 18,456,285.23/4,309.12
  6. Step 6: Final answer
    x = 4,283.08

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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.