Home / 11,840.12-16,339.47-6,535.34

Finding the Fourth Proportional to 11,840.12, 16,339.47 and 6,535.34

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Solution

The fourth proportional to 11,840.12, 16,339.47 and 6,535.34 is: 9,018.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,840.12 : 16,339.47 = 6,535.34 : x
  2. Step 2: Convert to fraction form
    11,840.12/16,339.47 = 6,535.34/x
  3. Step 3: Cross multiply
    11,840.12x = 16,339.47 × 6,535.34
  4. Step 4: Simplify right side
    11,840.12x = 106,783,991.87
  5. Step 5: Solve for x
    x = 106,783,991.87/11,840.12
  6. Step 6: Final answer
    x = 9,018.83

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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.