Home / 4,207.23-5,806.83-2,790.99

Finding the Fourth Proportional to 4,207.23, 5,806.83 and 2,790.99

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Solution

The fourth proportional to 4,207.23, 5,806.83 and 2,790.99 is: 3,852.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.23 : 5,806.83 = 2,790.99 : x
  2. Step 2: Convert to fraction form
    4,207.23/5,806.83 = 2,790.99/x
  3. Step 3: Cross multiply
    4,207.23x = 5,806.83 × 2,790.99
  4. Step 4: Simplify right side
    4,207.23x = 16,206,804.46
  5. Step 5: Solve for x
    x = 16,206,804.46/4,207.23
  6. Step 6: Final answer
    x = 3,852.13

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1.5x scale

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.