Home / 4,152.70-6,230.26-1,231.02

Finding the Fourth Proportional to 4,152.70, 6,230.26 and 1,231.02

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Solution

The fourth proportional to 4,152.70, 6,230.26 and 1,231.02 is: 1,846.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.70 : 6,230.26 = 1,231.02 : x
  2. Step 2: Convert to fraction form
    4,152.70/6,230.26 = 1,231.02/x
  3. Step 3: Cross multiply
    4,152.70x = 6,230.26 × 1,231.02
  4. Step 4: Simplify right side
    4,152.70x = 7,669,574.67
  5. Step 5: Solve for x
    x = 7,669,574.67/4,152.70
  6. Step 6: Final answer
    x = 1,846.89

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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.