Home / 4,076.84-6,109.74-2,125.04

Finding the Fourth Proportional to 4,076.84, 6,109.74 and 2,125.04

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Solution

The fourth proportional to 4,076.84, 6,109.74 and 2,125.04 is: 3,184.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.84 : 6,109.74 = 2,125.04 : x
  2. Step 2: Convert to fraction form
    4,076.84/6,109.74 = 2,125.04/x
  3. Step 3: Cross multiply
    4,076.84x = 6,109.74 × 2,125.04
  4. Step 4: Simplify right side
    4,076.84x = 12,983,441.89
  5. Step 5: Solve for x
    x = 12,983,441.89/4,076.84
  6. Step 6: Final answer
    x = 3,184.68

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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.