Home / 11,992.40-16,549.20-6,956.52

Finding the Fourth Proportional to 11,992.40, 16,549.20 and 6,956.52

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Solution

The fourth proportional to 11,992.40, 16,549.20 and 6,956.52 is: 9,599.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992.40 : 16,549.20 = 6,956.52 : x
  2. Step 2: Convert to fraction form
    11,992.40/16,549.20 = 6,956.52/x
  3. Step 3: Cross multiply
    11,992.40x = 16,549.20 × 6,956.52
  4. Step 4: Simplify right side
    11,992.40x = 115,124,840.78
  5. Step 5: Solve for x
    x = 115,124,840.78/11,992.40
  6. Step 6: Final answer
    x = 9,599.82

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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.