Home / 5,628.96-8,436.10-3,028.84

Finding the Fourth Proportional to 5,628.96, 8,436.10 and 3,028.84

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Solution

The fourth proportional to 5,628.96, 8,436.10 and 3,028.84 is: 4,539.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.96 : 8,436.10 = 3,028.84 : x
  2. Step 2: Convert to fraction form
    5,628.96/8,436.10 = 3,028.84/x
  3. Step 3: Cross multiply
    5,628.96x = 8,436.10 × 3,028.84
  4. Step 4: Simplify right side
    5,628.96x = 25,551,597.12
  5. Step 5: Solve for x
    x = 25,551,597.12/5,628.96
  6. Step 6: Final answer
    x = 4,539.31

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1.5x scale

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.