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Finding the Fourth Proportional to 2,708.91, 3,744.77 and 2,683.98

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Solution

The fourth proportional to 2,708.91, 3,744.77 and 2,683.98 is: 3,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.91 : 3,744.77 = 2,683.98 : x
  2. Step 2: Convert to fraction form
    2,708.91/3,744.77 = 2,683.98/x
  3. Step 3: Cross multiply
    2,708.91x = 3,744.77 × 2,683.98
  4. Step 4: Simplify right side
    2,708.91x = 10,050,874.36
  5. Step 5: Solve for x
    x = 10,050,874.36/2,708.91
  6. Step 6: Final answer
    x = 3,710.30

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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.