Home / 7,442.72-11,171.40-5,063.50

Finding the Fourth Proportional to 7,442.72, 11,171.40 and 5,063.50

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Solution

The fourth proportional to 7,442.72, 11,171.40 and 5,063.50 is: 7,600.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.72 : 11,171.40 = 5,063.50 : x
  2. Step 2: Convert to fraction form
    7,442.72/11,171.40 = 5,063.50/x
  3. Step 3: Cross multiply
    7,442.72x = 11,171.40 × 5,063.50
  4. Step 4: Simplify right side
    7,442.72x = 56,566,383.90
  5. Step 5: Solve for x
    x = 56,566,383.90/7,442.72
  6. Step 6: Final answer
    x = 7,600.23

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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.