Home / 10,704.60-16,053.84-3,305.16

Finding the Fourth Proportional to 10,704.60, 16,053.84 and 3,305.16

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Solution

The fourth proportional to 10,704.60, 16,053.84 and 3,305.16 is: 4,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,704.60 : 16,053.84 = 3,305.16 : x
  2. Step 2: Convert to fraction form
    10,704.60/16,053.84 = 3,305.16/x
  3. Step 3: Cross multiply
    10,704.60x = 16,053.84 × 3,305.16
  4. Step 4: Simplify right side
    10,704.60x = 53,060,509.81
  5. Step 5: Solve for x
    x = 53,060,509.81/10,704.60
  6. Step 6: Final answer
    x = 4,956.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.