Home / 6,930.58-9,564.18-3,786.76

Finding the Fourth Proportional to 6,930.58, 9,564.18 and 3,786.76

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Solution

The fourth proportional to 6,930.58, 9,564.18 and 3,786.76 is: 5,225.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.58 : 9,564.18 = 3,786.76 : x
  2. Step 2: Convert to fraction form
    6,930.58/9,564.18 = 3,786.76/x
  3. Step 3: Cross multiply
    6,930.58x = 9,564.18 × 3,786.76
  4. Step 4: Simplify right side
    6,930.58x = 36,217,254.26
  5. Step 5: Solve for x
    x = 36,217,254.26/6,930.58
  6. Step 6: Final answer
    x = 5,225.72

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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.