Home / 11,772.88-16,246.58-6,468.02

Finding the Fourth Proportional to 11,772.88, 16,246.58 and 6,468.02

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Solution

The fourth proportional to 11,772.88, 16,246.58 and 6,468.02 is: 8,925.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772.88 : 16,246.58 = 6,468.02 : x
  2. Step 2: Convert to fraction form
    11,772.88/16,246.58 = 6,468.02/x
  3. Step 3: Cross multiply
    11,772.88x = 16,246.58 × 6,468.02
  4. Step 4: Simplify right side
    11,772.88x = 105,083,151.72
  5. Step 5: Solve for x
    x = 105,083,151.72/11,772.88
  6. Step 6: Final answer
    x = 8,925.87

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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.