Home / 11,007.39-16,495.41-5,455.26

Finding the Fourth Proportional to 11,007.39, 16,495.41 and 5,455.26

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Solution

The fourth proportional to 11,007.39, 16,495.41 and 5,455.26 is: 8,175.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.39 : 16,495.41 = 5,455.26 : x
  2. Step 2: Convert to fraction form
    11,007.39/16,495.41 = 5,455.26/x
  3. Step 3: Cross multiply
    11,007.39x = 16,495.41 × 5,455.26
  4. Step 4: Simplify right side
    11,007.39x = 89,986,750.36
  5. Step 5: Solve for x
    x = 89,986,750.36/11,007.39
  6. Step 6: Final answer
    x = 8,175.12

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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.