Home / 8,369.33-12,554.07-2,129.35

Finding the Fourth Proportional to 8,369.33, 12,554.07 and 2,129.35

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Solution

The fourth proportional to 8,369.33, 12,554.07 and 2,129.35 is: 3,194.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,369.33 : 12,554.07 = 2,129.35 : x
  2. Step 2: Convert to fraction form
    8,369.33/12,554.07 = 2,129.35/x
  3. Step 3: Cross multiply
    8,369.33x = 12,554.07 × 2,129.35
  4. Step 4: Simplify right side
    8,369.33x = 26,731,969.58
  5. Step 5: Solve for x
    x = 26,731,969.58/8,369.33
  6. Step 6: Final answer
    x = 3,194.04

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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.