Home / 11,810.73-16,298.84-6,505.56

Finding the Fourth Proportional to 11,810.73, 16,298.84 and 6,505.56

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Solution

The fourth proportional to 11,810.73, 16,298.84 and 6,505.56 is: 8,977.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.73 : 16,298.84 = 6,505.56 : x
  2. Step 2: Convert to fraction form
    11,810.73/16,298.84 = 6,505.56/x
  3. Step 3: Cross multiply
    11,810.73x = 16,298.84 × 6,505.56
  4. Step 4: Simplify right side
    11,810.73x = 106,033,049.02
  5. Step 5: Solve for x
    x = 106,033,049.02/11,810.73
  6. Step 6: Final answer
    x = 8,977.69

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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.