Home / 12,009.16-16,572.48-6,704.06

Finding the Fourth Proportional to 12,009.16, 16,572.48 and 6,704.06

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Solution

The fourth proportional to 12,009.16, 16,572.48 and 6,704.06 is: 9,251.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,009.16 : 16,572.48 = 6,704.06 : x
  2. Step 2: Convert to fraction form
    12,009.16/16,572.48 = 6,704.06/x
  3. Step 3: Cross multiply
    12,009.16x = 16,572.48 × 6,704.06
  4. Step 4: Simplify right side
    12,009.16x = 111,102,900.27
  5. Step 5: Solve for x
    x = 111,102,900.27/12,009.16
  6. Step 6: Final answer
    x = 9,251.52

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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.