Home / 11,723.19-16,177.97-6,417.96

Finding the Fourth Proportional to 11,723.19, 16,177.97 and 6,417.96

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Solution

The fourth proportional to 11,723.19, 16,177.97 and 6,417.96 is: 8,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,723.19 : 16,177.97 = 6,417.96 : x
  2. Step 2: Convert to fraction form
    11,723.19/16,177.97 = 6,417.96/x
  3. Step 3: Cross multiply
    11,723.19x = 16,177.97 × 6,417.96
  4. Step 4: Simplify right side
    11,723.19x = 103,829,532.25
  5. Step 5: Solve for x
    x = 103,829,532.25/11,723.19
  6. Step 6: Final answer
    x = 8,856.76

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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.