Home / 10,700.07-16,051.64-3,305.16

Finding the Fourth Proportional to 10,700.07, 16,051.64 and 3,305.16

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Solution

The fourth proportional to 10,700.07, 16,051.64 and 3,305.16 is: 4,958.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,700.07 : 16,051.64 = 3,305.16 : x
  2. Step 2: Convert to fraction form
    10,700.07/16,051.64 = 3,305.16/x
  3. Step 3: Cross multiply
    10,700.07x = 16,051.64 × 3,305.16
  4. Step 4: Simplify right side
    10,700.07x = 53,053,238.46
  5. Step 5: Solve for x
    x = 53,053,238.46/10,700.07
  6. Step 6: Final answer
    x = 4,958.21

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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.