Home / 8,145.96-11,239.72-4,610.04

Finding the Fourth Proportional to 8,145.96, 11,239.72 and 4,610.04

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Solution

The fourth proportional to 8,145.96, 11,239.72 and 4,610.04 is: 6,360.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145.96 : 11,239.72 = 4,610.04 : x
  2. Step 2: Convert to fraction form
    8,145.96/11,239.72 = 4,610.04/x
  3. Step 3: Cross multiply
    8,145.96x = 11,239.72 × 4,610.04
  4. Step 4: Simplify right side
    8,145.96x = 51,815,558.79
  5. Step 5: Solve for x
    x = 51,815,558.79/8,145.96
  6. Step 6: Final answer
    x = 6,360.89

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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.