Home / 3,125.46-4,313.86-2,063.40

Finding the Fourth Proportional to 3,125.46, 4,313.86 and 2,063.40

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Solution

The fourth proportional to 3,125.46, 4,313.86 and 2,063.40 is: 2,847.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.46 : 4,313.86 = 2,063.40 : x
  2. Step 2: Convert to fraction form
    3,125.46/4,313.86 = 2,063.40/x
  3. Step 3: Cross multiply
    3,125.46x = 4,313.86 × 2,063.40
  4. Step 4: Simplify right side
    3,125.46x = 8,901,218.72
  5. Step 5: Solve for x
    x = 8,901,218.72/3,125.46
  6. Step 6: Final answer
    x = 2,847.97

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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.