Home / 11,550.84-17,326.25-2,785.76

Finding the Fourth Proportional to 11,550.84, 17,326.25 and 2,785.76

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Solution

The fourth proportional to 11,550.84, 17,326.25 and 2,785.76 is: 4,178.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.84 : 17,326.25 = 2,785.76 : x
  2. Step 2: Convert to fraction form
    11,550.84/17,326.25 = 2,785.76/x
  3. Step 3: Cross multiply
    11,550.84x = 17,326.25 × 2,785.76
  4. Step 4: Simplify right side
    11,550.84x = 48,266,774.20
  5. Step 5: Solve for x
    x = 48,266,774.20/11,550.84
  6. Step 6: Final answer
    x = 4,178.64

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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.