Home / 4,765.62-7,141.95-3,031.14

Finding the Fourth Proportional to 4,765.62, 7,141.95 and 3,031.14

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Solution

The fourth proportional to 4,765.62, 7,141.95 and 3,031.14 is: 4,542.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.62 : 7,141.95 = 3,031.14 : x
  2. Step 2: Convert to fraction form
    4,765.62/7,141.95 = 3,031.14/x
  3. Step 3: Cross multiply
    4,765.62x = 7,141.95 × 3,031.14
  4. Step 4: Simplify right side
    4,765.62x = 21,648,250.32
  5. Step 5: Solve for x
    x = 21,648,250.32/4,765.62
  6. Step 6: Final answer
    x = 4,542.59

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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.