Home / 6,300.80-9,440.64-4,448.84

Finding the Fourth Proportional to 6,300.80, 9,440.64 and 4,448.84

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Solution

The fourth proportional to 6,300.80, 9,440.64 and 4,448.84 is: 6,665.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300.80 : 9,440.64 = 4,448.84 : x
  2. Step 2: Convert to fraction form
    6,300.80/9,440.64 = 4,448.84/x
  3. Step 3: Cross multiply
    6,300.80x = 9,440.64 × 4,448.84
  4. Step 4: Simplify right side
    6,300.80x = 41,999,896.86
  5. Step 5: Solve for x
    x = 41,999,896.86/6,300.80
  6. Step 6: Final answer
    x = 6,665.80

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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.