Home / 3,056.73-4,218.44-1,730.35

Finding the Fourth Proportional to 3,056.73, 4,218.44 and 1,730.35

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Solution

The fourth proportional to 3,056.73, 4,218.44 and 1,730.35 is: 2,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.73 : 4,218.44 = 1,730.35 : x
  2. Step 2: Convert to fraction form
    3,056.73/4,218.44 = 1,730.35/x
  3. Step 3: Cross multiply
    3,056.73x = 4,218.44 × 1,730.35
  4. Step 4: Simplify right side
    3,056.73x = 7,299,377.65
  5. Step 5: Solve for x
    x = 7,299,377.65/3,056.73
  6. Step 6: Final answer
    x = 2,387.97

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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.