Home / 4,260.44-5,878.51-2,687.63

Finding the Fourth Proportional to 4,260.44, 5,878.51 and 2,687.63

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Solution

The fourth proportional to 4,260.44, 5,878.51 and 2,687.63 is: 3,708.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.44 : 5,878.51 = 2,687.63 : x
  2. Step 2: Convert to fraction form
    4,260.44/5,878.51 = 2,687.63/x
  3. Step 3: Cross multiply
    4,260.44x = 5,878.51 × 2,687.63
  4. Step 4: Simplify right side
    4,260.44x = 15,799,223.72
  5. Step 5: Solve for x
    x = 15,799,223.72/4,260.44
  6. Step 6: Final answer
    x = 3,708.35

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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.