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Finding the Fourth Proportional to 11,066.58, 16,603.08 and 3,275.58

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Solution

The fourth proportional to 11,066.58, 16,603.08 and 3,275.58 is: 4,914.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,066.58 : 16,603.08 = 3,275.58 : x
  2. Step 2: Convert to fraction form
    11,066.58/16,603.08 = 3,275.58/x
  3. Step 3: Cross multiply
    11,066.58x = 16,603.08 × 3,275.58
  4. Step 4: Simplify right side
    11,066.58x = 54,384,716.79
  5. Step 5: Solve for x
    x = 54,384,716.79/11,066.58
  6. Step 6: Final answer
    x = 4,914.32

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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.