Home / 4,470.71-6,172.61-2,705.40

Finding the Fourth Proportional to 4,470.71, 6,172.61 and 2,705.40

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Solution

The fourth proportional to 4,470.71, 6,172.61 and 2,705.40 is: 3,735.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,470.71 : 6,172.61 = 2,705.40 : x
  2. Step 2: Convert to fraction form
    4,470.71/6,172.61 = 2,705.40/x
  3. Step 3: Cross multiply
    4,470.71x = 6,172.61 × 2,705.40
  4. Step 4: Simplify right side
    4,470.71x = 16,699,365.57
  5. Step 5: Solve for x
    x = 16,699,365.57/4,470.71
  6. Step 6: Final answer
    x = 3,735.29

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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.