Home / 4,692.26-7,031.44-1,915.58

Finding the Fourth Proportional to 4,692.26, 7,031.44 and 1,915.58

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Solution

The fourth proportional to 4,692.26, 7,031.44 and 1,915.58 is: 2,870.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692.26 : 7,031.44 = 1,915.58 : x
  2. Step 2: Convert to fraction form
    4,692.26/7,031.44 = 1,915.58/x
  3. Step 3: Cross multiply
    4,692.26x = 7,031.44 × 1,915.58
  4. Step 4: Simplify right side
    4,692.26x = 13,469,285.84
  5. Step 5: Solve for x
    x = 13,469,285.84/4,692.26
  6. Step 6: Final answer
    x = 2,870.53

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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.