Home / 11,760.04-16,228.90-6,382.44

Finding the Fourth Proportional to 11,760.04, 16,228.90 and 6,382.44

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Solution

The fourth proportional to 11,760.04, 16,228.90 and 6,382.44 is: 8,807.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,760.04 : 16,228.90 = 6,382.44 : x
  2. Step 2: Convert to fraction form
    11,760.04/16,228.90 = 6,382.44/x
  3. Step 3: Cross multiply
    11,760.04x = 16,228.90 × 6,382.44
  4. Step 4: Simplify right side
    11,760.04x = 103,579,980.52
  5. Step 5: Solve for x
    x = 103,579,980.52/11,760.04
  6. Step 6: Final answer
    x = 8,807.79

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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.