Home / 4,611.33-6,915.58-1,689.86

Finding the Fourth Proportional to 4,611.33, 6,915.58 and 1,689.86

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Solution

The fourth proportional to 4,611.33, 6,915.58 and 1,689.86 is: 2,534.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.33 : 6,915.58 = 1,689.86 : x
  2. Step 2: Convert to fraction form
    4,611.33/6,915.58 = 1,689.86/x
  3. Step 3: Cross multiply
    4,611.33x = 6,915.58 × 1,689.86
  4. Step 4: Simplify right side
    4,611.33x = 11,686,375.08
  5. Step 5: Solve for x
    x = 11,686,375.08/4,611.33
  6. Step 6: Final answer
    x = 2,534.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.