Home / 11,899.76-16,429.37-7,652.73

Finding the Fourth Proportional to 11,899.76, 16,429.37 and 7,652.73

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Solution

The fourth proportional to 11,899.76, 16,429.37 and 7,652.73 is: 10,565.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.76 : 16,429.37 = 7,652.73 : x
  2. Step 2: Convert to fraction form
    11,899.76/16,429.37 = 7,652.73/x
  3. Step 3: Cross multiply
    11,899.76x = 16,429.37 × 7,652.73
  4. Step 4: Simplify right side
    11,899.76x = 125,729,494.42
  5. Step 5: Solve for x
    x = 125,729,494.42/11,899.76
  6. Step 6: Final answer
    x = 10,565.72

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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.