Home / 7,673.99-11,511.23-2,127.38

Finding the Fourth Proportional to 7,673.99, 11,511.23 and 2,127.38

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Solution

The fourth proportional to 7,673.99, 11,511.23 and 2,127.38 is: 3,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.99 : 11,511.23 = 2,127.38 : x
  2. Step 2: Convert to fraction form
    7,673.99/11,511.23 = 2,127.38/x
  3. Step 3: Cross multiply
    7,673.99x = 11,511.23 × 2,127.38
  4. Step 4: Simplify right side
    7,673.99x = 24,488,692.28
  5. Step 5: Solve for x
    x = 24,488,692.28/7,673.99
  6. Step 6: Final answer
    x = 3,191.13

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1.5x scale

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.