Home / 4,265.92-6,389.16-2,705.84

Finding the Fourth Proportional to 4,265.92, 6,389.16 and 2,705.84

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Solution

The fourth proportional to 4,265.92, 6,389.16 and 2,705.84 is: 4,052.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.92 : 6,389.16 = 2,705.84 : x
  2. Step 2: Convert to fraction form
    4,265.92/6,389.16 = 2,705.84/x
  3. Step 3: Cross multiply
    4,265.92x = 6,389.16 × 2,705.84
  4. Step 4: Simplify right side
    4,265.92x = 17,288,044.69
  5. Step 5: Solve for x
    x = 17,288,044.69/4,265.92
  6. Step 6: Final answer
    x = 4,052.59

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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.