Home / 11,550.99-17,326.47-2,785.91

Finding the Fourth Proportional to 11,550.99, 17,326.47 and 2,785.91

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Solution

The fourth proportional to 11,550.99, 17,326.47 and 2,785.91 is: 4,178.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.99 : 17,326.47 = 2,785.91 : x
  2. Step 2: Convert to fraction form
    11,550.99/17,326.47 = 2,785.91/x
  3. Step 3: Cross multiply
    11,550.99x = 17,326.47 × 2,785.91
  4. Step 4: Simplify right side
    11,550.99x = 48,269,899.41
  5. Step 5: Solve for x
    x = 48,269,899.41/11,550.99
  6. Step 6: Final answer
    x = 4,178.85

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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.