Home / 11,435.62-17,153.39-7,511.64

Finding the Fourth Proportional to 11,435.62, 17,153.39 and 7,511.64

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Solution

The fourth proportional to 11,435.62, 17,153.39 and 7,511.64 is: 11,267.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,435.62 : 17,153.39 = 7,511.64 : x
  2. Step 2: Convert to fraction form
    11,435.62/17,153.39 = 7,511.64/x
  3. Step 3: Cross multiply
    11,435.62x = 17,153.39 × 7,511.64
  4. Step 4: Simplify right side
    11,435.62x = 128,850,090.46
  5. Step 5: Solve for x
    x = 128,850,090.46/11,435.62
  6. Step 6: Final answer
    x = 11,267.43

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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.