Home / 3,056.96-4,218.41-1,730.58

Finding the Fourth Proportional to 3,056.96, 4,218.41 and 1,730.58

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Solution

The fourth proportional to 3,056.96, 4,218.41 and 1,730.58 is: 2,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.96 : 4,218.41 = 1,730.58 : x
  2. Step 2: Convert to fraction form
    3,056.96/4,218.41 = 1,730.58/x
  3. Step 3: Cross multiply
    3,056.96x = 4,218.41 × 1,730.58
  4. Step 4: Simplify right side
    3,056.96x = 7,300,287.32
  5. Step 5: Solve for x
    x = 7,300,287.32/3,056.96
  6. Step 6: Final answer
    x = 2,388.09

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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.