Home / 10,700.24-16,051.88-3,305.28

Finding the Fourth Proportional to 10,700.24, 16,051.88 and 3,305.28

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Solution

The fourth proportional to 10,700.24, 16,051.88 and 3,305.28 is: 4,958.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,700.24 : 16,051.88 = 3,305.28 : x
  2. Step 2: Convert to fraction form
    10,700.24/16,051.88 = 3,305.28/x
  3. Step 3: Cross multiply
    10,700.24x = 16,051.88 × 3,305.28
  4. Step 4: Simplify right side
    10,700.24x = 53,055,957.93
  5. Step 5: Solve for x
    x = 53,055,957.93/10,700.24
  6. Step 6: Final answer
    x = 4,958.39

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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.