Home / 4,668.30-7,000.82-1,380.52

Finding the Fourth Proportional to 4,668.30, 7,000.82 and 1,380.52

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Solution

The fourth proportional to 4,668.30, 7,000.82 and 1,380.52 is: 2,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.30 : 7,000.82 = 1,380.52 : x
  2. Step 2: Convert to fraction form
    4,668.30/7,000.82 = 1,380.52/x
  3. Step 3: Cross multiply
    4,668.30x = 7,000.82 × 1,380.52
  4. Step 4: Simplify right side
    4,668.30x = 9,664,772.03
  5. Step 5: Solve for x
    x = 9,664,772.03/4,668.30
  6. Step 6: Final answer
    x = 2,070.30

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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.