Home / 4,287.44-5,915.36-2,794.82

Finding the Fourth Proportional to 4,287.44, 5,915.36 and 2,794.82

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Solution

The fourth proportional to 4,287.44, 5,915.36 and 2,794.82 is: 3,856.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.44 : 5,915.36 = 2,794.82 : x
  2. Step 2: Convert to fraction form
    4,287.44/5,915.36 = 2,794.82/x
  3. Step 3: Cross multiply
    4,287.44x = 5,915.36 × 2,794.82
  4. Step 4: Simplify right side
    4,287.44x = 16,532,366.44
  5. Step 5: Solve for x
    x = 16,532,366.44/4,287.44
  6. Step 6: Final answer
    x = 3,856.00

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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.