Home / 4,260.45-5,877.69-2,687.63

Finding the Fourth Proportional to 4,260.45, 5,877.69 and 2,687.63

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Solution

The fourth proportional to 4,260.45, 5,877.69 and 2,687.63 is: 3,707.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.45 : 5,877.69 = 2,687.63 : x
  2. Step 2: Convert to fraction form
    4,260.45/5,877.69 = 2,687.63/x
  3. Step 3: Cross multiply
    4,260.45x = 5,877.69 × 2,687.63
  4. Step 4: Simplify right side
    4,260.45x = 15,797,026.59
  5. Step 5: Solve for x
    x = 15,797,026.59/4,260.45
  6. Step 6: Final answer
    x = 3,707.83

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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.