Home / 2,946.30-4,065.50-1,766.94

Finding the Fourth Proportional to 2,946.30, 4,065.50 and 1,766.94

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Solution

The fourth proportional to 2,946.30, 4,065.50 and 1,766.94 is: 2,438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.30 : 4,065.50 = 1,766.94 : x
  2. Step 2: Convert to fraction form
    2,946.30/4,065.50 = 1,766.94/x
  3. Step 3: Cross multiply
    2,946.30x = 4,065.50 × 1,766.94
  4. Step 4: Simplify right side
    2,946.30x = 7,183,494.57
  5. Step 5: Solve for x
    x = 7,183,494.57/2,946.30
  6. Step 6: Final answer
    x = 2,438.14

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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.