Home / 5,954.08-8,216.64-3,716.80

Finding the Fourth Proportional to 5,954.08, 8,216.64 and 3,716.80

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Solution

The fourth proportional to 5,954.08, 8,216.64 and 3,716.80 is: 5,129.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,954.08 : 8,216.64 = 3,716.80 : x
  2. Step 2: Convert to fraction form
    5,954.08/8,216.64 = 3,716.80/x
  3. Step 3: Cross multiply
    5,954.08x = 8,216.64 × 3,716.80
  4. Step 4: Simplify right side
    5,954.08x = 30,539,607.55
  5. Step 5: Solve for x
    x = 30,539,607.55/5,954.08
  6. Step 6: Final answer
    x = 5,129.19

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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.