Home / 5,915.60-8,104.30-5,694.02

Finding the Fourth Proportional to 5,915.60, 8,104.30 and 5,694.02

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Solution

The fourth proportional to 5,915.60, 8,104.30 and 5,694.02 is: 7,800.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.60 : 8,104.30 = 5,694.02 : x
  2. Step 2: Convert to fraction form
    5,915.60/8,104.30 = 5,694.02/x
  3. Step 3: Cross multiply
    5,915.60x = 8,104.30 × 5,694.02
  4. Step 4: Simplify right side
    5,915.60x = 46,146,046.29
  5. Step 5: Solve for x
    x = 46,146,046.29/5,915.60
  6. Step 6: Final answer
    x = 7,800.74

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.