Home / 5,442.48-7,511.09-3,084.48

Finding the Fourth Proportional to 5,442.48, 7,511.09 and 3,084.48

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Solution

The fourth proportional to 5,442.48, 7,511.09 and 3,084.48 is: 4,256.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.48 : 7,511.09 = 3,084.48 : x
  2. Step 2: Convert to fraction form
    5,442.48/7,511.09 = 3,084.48/x
  3. Step 3: Cross multiply
    5,442.48x = 7,511.09 × 3,084.48
  4. Step 4: Simplify right side
    5,442.48x = 23,167,791.46
  5. Step 5: Solve for x
    x = 23,167,791.46/5,442.48
  6. Step 6: Final answer
    x = 4,256.84

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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.