Home / 4,287.53-5,917.96-2,519.71

Finding the Fourth Proportional to 4,287.53, 5,917.96 and 2,519.71

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Solution

The fourth proportional to 4,287.53, 5,917.96 and 2,519.71 is: 3,477.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.53 : 5,917.96 = 2,519.71 : x
  2. Step 2: Convert to fraction form
    4,287.53/5,917.96 = 2,519.71/x
  3. Step 3: Cross multiply
    4,287.53x = 5,917.96 × 2,519.71
  4. Step 4: Simplify right side
    4,287.53x = 14,911,531.35
  5. Step 5: Solve for x
    x = 14,911,531.35/4,287.53
  6. Step 6: Final answer
    x = 3,477.88

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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.