Home / 5,442.39-7,511.94-4,556.79

Finding the Fourth Proportional to 5,442.39, 7,511.94 and 4,556.79

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Solution

The fourth proportional to 5,442.39, 7,511.94 and 4,556.79 is: 6,289.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.39 : 7,511.94 = 4,556.79 : x
  2. Step 2: Convert to fraction form
    5,442.39/7,511.94 = 4,556.79/x
  3. Step 3: Cross multiply
    5,442.39x = 7,511.94 × 4,556.79
  4. Step 4: Simplify right side
    5,442.39x = 34,230,333.07
  5. Step 5: Solve for x
    x = 34,230,333.07/5,442.39
  6. Step 6: Final answer
    x = 6,289.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.