Home / 11,840.25-16,337.69-6,803.50

Finding the Fourth Proportional to 11,840.25, 16,337.69 and 6,803.50

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Solution

The fourth proportional to 11,840.25, 16,337.69 and 6,803.50 is: 9,387.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,840.25 : 16,337.69 = 6,803.50 : x
  2. Step 2: Convert to fraction form
    11,840.25/16,337.69 = 6,803.50/x
  3. Step 3: Cross multiply
    11,840.25x = 16,337.69 × 6,803.50
  4. Step 4: Simplify right side
    11,840.25x = 111,153,399.05
  5. Step 5: Solve for x
    x = 111,153,399.05/11,840.25
  6. Step 6: Final answer
    x = 9,387.76

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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.