Home / 4,707.06-7,057.10-2,857.83

Finding the Fourth Proportional to 4,707.06, 7,057.10 and 2,857.83

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Solution

The fourth proportional to 4,707.06, 7,057.10 and 2,857.83 is: 4,284.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.06 : 7,057.10 = 2,857.83 : x
  2. Step 2: Convert to fraction form
    4,707.06/7,057.10 = 2,857.83/x
  3. Step 3: Cross multiply
    4,707.06x = 7,057.10 × 2,857.83
  4. Step 4: Simplify right side
    4,707.06x = 20,167,977.80
  5. Step 5: Solve for x
    x = 20,167,977.80/4,707.06
  6. Step 6: Final answer
    x = 4,284.62

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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.