Home / 4,441.28-6,661.95-2,125.76

Finding the Fourth Proportional to 4,441.28, 6,661.95 and 2,125.76

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Solution

The fourth proportional to 4,441.28, 6,661.95 and 2,125.76 is: 3,188.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,441.28 : 6,661.95 = 2,125.76 : x
  2. Step 2: Convert to fraction form
    4,441.28/6,661.95 = 2,125.76/x
  3. Step 3: Cross multiply
    4,441.28x = 6,661.95 × 2,125.76
  4. Step 4: Simplify right side
    4,441.28x = 14,161,706.83
  5. Step 5: Solve for x
    x = 14,161,706.83/4,441.28
  6. Step 6: Final answer
    x = 3,188.65

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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.