Home / 4,208.67-6,312.57-1,868.73

Finding the Fourth Proportional to 4,208.67, 6,312.57 and 1,868.73

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Solution

The fourth proportional to 4,208.67, 6,312.57 and 1,868.73 is: 2,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.67 : 6,312.57 = 1,868.73 : x
  2. Step 2: Convert to fraction form
    4,208.67/6,312.57 = 1,868.73/x
  3. Step 3: Cross multiply
    4,208.67x = 6,312.57 × 1,868.73
  4. Step 4: Simplify right side
    4,208.67x = 11,796,488.94
  5. Step 5: Solve for x
    x = 11,796,488.94/4,208.67
  6. Step 6: Final answer
    x = 2,802.90

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1.5x scale

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.