Home / 3,708.55-5,116.32-2,216.53

Finding the Fourth Proportional to 3,708.55, 5,116.32 and 2,216.53

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Solution

The fourth proportional to 3,708.55, 5,116.32 and 2,216.53 is: 3,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.55 : 5,116.32 = 2,216.53 : x
  2. Step 2: Convert to fraction form
    3,708.55/5,116.32 = 2,216.53/x
  3. Step 3: Cross multiply
    3,708.55x = 5,116.32 × 2,216.53
  4. Step 4: Simplify right side
    3,708.55x = 11,340,476.77
  5. Step 5: Solve for x
    x = 11,340,476.77/3,708.55
  6. Step 6: Final answer
    x = 3,057.93

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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.