Home / 4,479.25-6,719.08-1,705.31

Finding the Fourth Proportional to 4,479.25, 6,719.08 and 1,705.31

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Solution

The fourth proportional to 4,479.25, 6,719.08 and 1,705.31 is: 2,558.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.25 : 6,719.08 = 1,705.31 : x
  2. Step 2: Convert to fraction form
    4,479.25/6,719.08 = 1,705.31/x
  3. Step 3: Cross multiply
    4,479.25x = 6,719.08 × 1,705.31
  4. Step 4: Simplify right side
    4,479.25x = 11,458,076.46
  5. Step 5: Solve for x
    x = 11,458,076.46/4,479.25
  6. Step 6: Final answer
    x = 2,558.04

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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.