Home / 7,022.64-9,692.76-4,789.85

Finding the Fourth Proportional to 7,022.64, 9,692.76 and 4,789.85

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Solution

The fourth proportional to 7,022.64, 9,692.76 and 4,789.85 is: 6,611.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.64 : 9,692.76 = 4,789.85 : x
  2. Step 2: Convert to fraction form
    7,022.64/9,692.76 = 4,789.85/x
  3. Step 3: Cross multiply
    7,022.64x = 9,692.76 × 4,789.85
  4. Step 4: Simplify right side
    7,022.64x = 46,426,866.49
  5. Step 5: Solve for x
    x = 46,426,866.49/7,022.64
  6. Step 6: Final answer
    x = 6,611.03

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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.