Home / 5,566.61-7,678.23-3,579.68

Finding the Fourth Proportional to 5,566.61, 7,678.23 and 3,579.68

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Solution

The fourth proportional to 5,566.61, 7,678.23 and 3,579.68 is: 4,937.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566.61 : 7,678.23 = 3,579.68 : x
  2. Step 2: Convert to fraction form
    5,566.61/7,678.23 = 3,579.68/x
  3. Step 3: Cross multiply
    5,566.61x = 7,678.23 × 3,579.68
  4. Step 4: Simplify right side
    5,566.61x = 27,485,604.45
  5. Step 5: Solve for x
    x = 27,485,604.45/5,566.61
  6. Step 6: Final answer
    x = 4,937.58

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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.