Home / 10,682.69-14,739.59-6,203.78

Finding the Fourth Proportional to 10,682.69, 14,739.59 and 6,203.78

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Solution

The fourth proportional to 10,682.69, 14,739.59 and 6,203.78 is: 8,559.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,682.69 : 14,739.59 = 6,203.78 : x
  2. Step 2: Convert to fraction form
    10,682.69/14,739.59 = 6,203.78/x
  3. Step 3: Cross multiply
    10,682.69x = 14,739.59 × 6,203.78
  4. Step 4: Simplify right side
    10,682.69x = 91,441,226.01
  5. Step 5: Solve for x
    x = 91,441,226.01/10,682.69
  6. Step 6: Final answer
    x = 8,559.76

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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.