Home / 6,927.77-9,560.06-3,783.96

Finding the Fourth Proportional to 6,927.77, 9,560.06 and 3,783.96

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Solution

The fourth proportional to 6,927.77, 9,560.06 and 3,783.96 is: 5,221.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927.77 : 9,560.06 = 3,783.96 : x
  2. Step 2: Convert to fraction form
    6,927.77/9,560.06 = 3,783.96/x
  3. Step 3: Cross multiply
    6,927.77x = 9,560.06 × 3,783.96
  4. Step 4: Simplify right side
    6,927.77x = 36,174,879.91
  5. Step 5: Solve for x
    x = 36,174,879.91/6,927.77
  6. Step 6: Final answer
    x = 5,221.72

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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.