Home / 4,929.34-7,384.28-3,698.14

Finding the Fourth Proportional to 4,929.34, 7,384.28 and 3,698.14

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Solution

The fourth proportional to 4,929.34, 7,384.28 and 3,698.14 is: 5,539.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.34 : 7,384.28 = 3,698.14 : x
  2. Step 2: Convert to fraction form
    4,929.34/7,384.28 = 3,698.14/x
  3. Step 3: Cross multiply
    4,929.34x = 7,384.28 × 3,698.14
  4. Step 4: Simplify right side
    4,929.34x = 27,308,101.24
  5. Step 5: Solve for x
    x = 27,308,101.24/4,929.34
  6. Step 6: Final answer
    x = 5,539.91

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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.