Home / 2,806.24-4,201.81-1,570.12

Finding the Fourth Proportional to 2,806.24, 4,201.81 and 1,570.12

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Solution

The fourth proportional to 2,806.24, 4,201.81 and 1,570.12 is: 2,350.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806.24 : 4,201.81 = 1,570.12 : x
  2. Step 2: Convert to fraction form
    2,806.24/4,201.81 = 1,570.12/x
  3. Step 3: Cross multiply
    2,806.24x = 4,201.81 × 1,570.12
  4. Step 4: Simplify right side
    2,806.24x = 6,597,345.92
  5. Step 5: Solve for x
    x = 6,597,345.92/2,806.24
  6. Step 6: Final answer
    x = 2,350.96

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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.