Home / 6,930.24-9,564.12-3,786.48

Finding the Fourth Proportional to 6,930.24, 9,564.12 and 3,786.48

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Solution

The fourth proportional to 6,930.24, 9,564.12 and 3,786.48 is: 5,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.24 : 9,564.12 = 3,786.48 : x
  2. Step 2: Convert to fraction form
    6,930.24/9,564.12 = 3,786.48/x
  3. Step 3: Cross multiply
    6,930.24x = 9,564.12 × 3,786.48
  4. Step 4: Simplify right side
    6,930.24x = 36,214,349.10
  5. Step 5: Solve for x
    x = 36,214,349.10/6,930.24
  6. Step 6: Final answer
    x = 5,225.55

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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.