Home / 11,188.40-16,760.58-8,060.99

Finding the Fourth Proportional to 11,188.40, 16,760.58 and 8,060.99

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Solution

The fourth proportional to 11,188.40, 16,760.58 and 8,060.99 is: 12,075.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188.40 : 16,760.58 = 8,060.99 : x
  2. Step 2: Convert to fraction form
    11,188.40/16,760.58 = 8,060.99/x
  3. Step 3: Cross multiply
    11,188.40x = 16,760.58 × 8,060.99
  4. Step 4: Simplify right side
    11,188.40x = 135,106,816.59
  5. Step 5: Solve for x
    x = 135,106,816.59/11,188.40
  6. Step 6: Final answer
    x = 12,075.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.