Home / 6,930.56-10,384.66-4,155.96

Finding the Fourth Proportional to 6,930.56, 10,384.66 and 4,155.96

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Solution

The fourth proportional to 6,930.56, 10,384.66 and 4,155.96 is: 6,227.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.56 : 10,384.66 = 4,155.96 : x
  2. Step 2: Convert to fraction form
    6,930.56/10,384.66 = 4,155.96/x
  3. Step 3: Cross multiply
    6,930.56x = 10,384.66 × 4,155.96
  4. Step 4: Simplify right side
    6,930.56x = 43,158,231.57
  5. Step 5: Solve for x
    x = 43,158,231.57/6,930.56
  6. Step 6: Final answer
    x = 6,227.24

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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.