Home / 2,717.60-4,080.94-1,683.62

Finding the Fourth Proportional to 2,717.60, 4,080.94 and 1,683.62

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Solution

The fourth proportional to 2,717.60, 4,080.94 and 1,683.62 is: 2,528.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.60 : 4,080.94 = 1,683.62 : x
  2. Step 2: Convert to fraction form
    2,717.60/4,080.94 = 1,683.62/x
  3. Step 3: Cross multiply
    2,717.60x = 4,080.94 × 1,683.62
  4. Step 4: Simplify right side
    2,717.60x = 6,870,752.20
  5. Step 5: Solve for x
    x = 6,870,752.20/2,717.60
  6. Step 6: Final answer
    x = 2,528.24

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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.