Home / 11,610.23-16,022.43-6,830.51

Finding the Fourth Proportional to 11,610.23, 16,022.43 and 6,830.51

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Solution

The fourth proportional to 11,610.23, 16,022.43 and 6,830.51 is: 9,426.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,610.23 : 16,022.43 = 6,830.51 : x
  2. Step 2: Convert to fraction form
    11,610.23/16,022.43 = 6,830.51/x
  3. Step 3: Cross multiply
    11,610.23x = 16,022.43 × 6,830.51
  4. Step 4: Simplify right side
    11,610.23x = 109,441,288.23
  5. Step 5: Solve for x
    x = 109,441,288.23/11,610.23
  6. Step 6: Final answer
    x = 9,426.28

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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.