Home / 12,057.99-16,640.49-6,752.85

Finding the Fourth Proportional to 12,057.99, 16,640.49 and 6,752.85

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Solution

The fourth proportional to 12,057.99, 16,640.49 and 6,752.85 is: 9,319.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057.99 : 16,640.49 = 6,752.85 : x
  2. Step 2: Convert to fraction form
    12,057.99/16,640.49 = 6,752.85/x
  3. Step 3: Cross multiply
    12,057.99x = 16,640.49 × 6,752.85
  4. Step 4: Simplify right side
    12,057.99x = 112,370,732.90
  5. Step 5: Solve for x
    x = 112,370,732.90/12,057.99
  6. Step 6: Final answer
    x = 9,319.19

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1.5x scale

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.