Home / 8,133.96-11,218.14-5,751.93

Finding the Fourth Proportional to 8,133.96, 11,218.14 and 5,751.93

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Solution

The fourth proportional to 8,133.96, 11,218.14 and 5,751.93 is: 7,932.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.96 : 11,218.14 = 5,751.93 : x
  2. Step 2: Convert to fraction form
    8,133.96/11,218.14 = 5,751.93/x
  3. Step 3: Cross multiply
    8,133.96x = 11,218.14 × 5,751.93
  4. Step 4: Simplify right side
    8,133.96x = 64,525,956.01
  5. Step 5: Solve for x
    x = 64,525,956.01/8,133.96
  6. Step 6: Final answer
    x = 7,932.91

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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.