Home / 8,101.09-12,153.75-2,554.62

Finding the Fourth Proportional to 8,101.09, 12,153.75 and 2,554.62

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Solution

The fourth proportional to 8,101.09, 12,153.75 and 2,554.62 is: 3,832.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.09 : 12,153.75 = 2,554.62 : x
  2. Step 2: Convert to fraction form
    8,101.09/12,153.75 = 2,554.62/x
  3. Step 3: Cross multiply
    8,101.09x = 12,153.75 × 2,554.62
  4. Step 4: Simplify right side
    8,101.09x = 31,048,212.83
  5. Step 5: Solve for x
    x = 31,048,212.83/8,101.09
  6. Step 6: Final answer
    x = 3,832.60

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1.5x scale

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.