Home / 5,628.08-8,450.79-4,761.96

Finding the Fourth Proportional to 5,628.08, 8,450.79 and 4,761.96

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Solution

The fourth proportional to 5,628.08, 8,450.79 and 4,761.96 is: 7,150.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.08 : 8,450.79 = 4,761.96 : x
  2. Step 2: Convert to fraction form
    5,628.08/8,450.79 = 4,761.96/x
  3. Step 3: Cross multiply
    5,628.08x = 8,450.79 × 4,761.96
  4. Step 4: Simplify right side
    5,628.08x = 40,242,323.95
  5. Step 5: Solve for x
    x = 40,242,323.95/5,628.08
  6. Step 6: Final answer
    x = 7,150.28

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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.