Home / 11,977.10-16,527.66-6,672.32

Finding the Fourth Proportional to 11,977.10, 16,527.66 and 6,672.32

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Solution

The fourth proportional to 11,977.10, 16,527.66 and 6,672.32 is: 9,207.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977.10 : 16,527.66 = 6,672.32 : x
  2. Step 2: Convert to fraction form
    11,977.10/16,527.66 = 6,672.32/x
  3. Step 3: Cross multiply
    11,977.10x = 16,527.66 × 6,672.32
  4. Step 4: Simplify right side
    11,977.10x = 110,277,836.37
  5. Step 5: Solve for x
    x = 110,277,836.37/11,977.10
  6. Step 6: Final answer
    x = 9,207.39

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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.