Home / 11,867.45-16,378.00-6,562.76

Finding the Fourth Proportional to 11,867.45, 16,378.00 and 6,562.76

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Solution

The fourth proportional to 11,867.45, 16,378.00 and 6,562.76 is: 9,057.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.45 : 16,378.00 = 6,562.76 : x
  2. Step 2: Convert to fraction form
    11,867.45/16,378.00 = 6,562.76/x
  3. Step 3: Cross multiply
    11,867.45x = 16,378.00 × 6,562.76
  4. Step 4: Simplify right side
    11,867.45x = 107,484,784.98
  5. Step 5: Solve for x
    x = 107,484,784.98/11,867.45
  6. Step 6: Final answer
    x = 9,057.11

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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.