Home / 11,855.01-16,359.30-6,548.80

Finding the Fourth Proportional to 11,855.01, 16,359.30 and 6,548.80

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Solution

The fourth proportional to 11,855.01, 16,359.30 and 6,548.80 is: 9,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,855.01 : 16,359.30 = 6,548.80 : x
  2. Step 2: Convert to fraction form
    11,855.01/16,359.30 = 6,548.80/x
  3. Step 3: Cross multiply
    11,855.01x = 16,359.30 × 6,548.80
  4. Step 4: Simplify right side
    11,855.01x = 107,133,783.84
  5. Step 5: Solve for x
    x = 107,133,783.84/11,855.01
  6. Step 6: Final answer
    x = 9,037.00

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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.