Home / 8,091.74-11,166.53-4,554.88

Finding the Fourth Proportional to 8,091.74, 11,166.53 and 4,554.88

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Solution

The fourth proportional to 8,091.74, 11,166.53 and 4,554.88 is: 6,285.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.74 : 11,166.53 = 4,554.88 : x
  2. Step 2: Convert to fraction form
    8,091.74/11,166.53 = 4,554.88/x
  3. Step 3: Cross multiply
    8,091.74x = 11,166.53 × 4,554.88
  4. Step 4: Simplify right side
    8,091.74x = 50,862,125.56
  5. Step 5: Solve for x
    x = 50,862,125.56/8,091.74
  6. Step 6: Final answer
    x = 6,285.68

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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.