Home / 2,730.92-4,096.38-1,806.30

Finding the Fourth Proportional to 2,730.92, 4,096.38 and 1,806.30

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Solution

The fourth proportional to 2,730.92, 4,096.38 and 1,806.30 is: 2,709.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.92 : 4,096.38 = 1,806.30 : x
  2. Step 2: Convert to fraction form
    2,730.92/4,096.38 = 1,806.30/x
  3. Step 3: Cross multiply
    2,730.92x = 4,096.38 × 1,806.30
  4. Step 4: Simplify right side
    2,730.92x = 7,399,291.19
  5. Step 5: Solve for x
    x = 7,399,291.19/2,730.92
  6. Step 6: Final answer
    x = 2,709.45

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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.