Home / 6,700.15-9,245.33-3,828.80

Finding the Fourth Proportional to 6,700.15, 9,245.33 and 3,828.80

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Solution

The fourth proportional to 6,700.15, 9,245.33 and 3,828.80 is: 5,283.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,700.15 : 9,245.33 = 3,828.80 : x
  2. Step 2: Convert to fraction form
    6,700.15/9,245.33 = 3,828.80/x
  3. Step 3: Cross multiply
    6,700.15x = 9,245.33 × 3,828.80
  4. Step 4: Simplify right side
    6,700.15x = 35,398,519.50
  5. Step 5: Solve for x
    x = 35,398,519.50/6,700.15
  6. Step 6: Final answer
    x = 5,283.24

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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.