Home / 4,160.40-6,240.48-1,694.61

Finding the Fourth Proportional to 4,160.40, 6,240.48 and 1,694.61

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Solution

The fourth proportional to 4,160.40, 6,240.48 and 1,694.61 is: 2,541.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.40 : 6,240.48 = 1,694.61 : x
  2. Step 2: Convert to fraction form
    4,160.40/6,240.48 = 1,694.61/x
  3. Step 3: Cross multiply
    4,160.40x = 6,240.48 × 1,694.61
  4. Step 4: Simplify right side
    4,160.40x = 10,575,179.81
  5. Step 5: Solve for x
    x = 10,575,179.81/4,160.40
  6. Step 6: Final answer
    x = 2,541.87

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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.