Home / 3,057.29-4,219.14-1,730.93

Finding the Fourth Proportional to 3,057.29, 4,219.14 and 1,730.93

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Solution

The fourth proportional to 3,057.29, 4,219.14 and 1,730.93 is: 2,388.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.29 : 4,219.14 = 1,730.93 : x
  2. Step 2: Convert to fraction form
    3,057.29/4,219.14 = 1,730.93/x
  3. Step 3: Cross multiply
    3,057.29x = 4,219.14 × 1,730.93
  4. Step 4: Simplify right side
    3,057.29x = 7,303,036.00
  5. Step 5: Solve for x
    x = 7,303,036.00/3,057.29
  6. Step 6: Final answer
    x = 2,388.73

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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.