Home / 5,567.26-7,678.47-3,577.99

Finding the Fourth Proportional to 5,567.26, 7,678.47 and 3,577.99

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Solution

The fourth proportional to 5,567.26, 7,678.47 and 3,577.99 is: 4,934.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,567.26 : 7,678.47 = 3,577.99 : x
  2. Step 2: Convert to fraction form
    5,567.26/7,678.47 = 3,577.99/x
  3. Step 3: Cross multiply
    5,567.26x = 7,678.47 × 3,577.99
  4. Step 4: Simplify right side
    5,567.26x = 27,473,488.88
  5. Step 5: Solve for x
    x = 27,473,488.88/5,567.26
  6. Step 6: Final answer
    x = 4,934.83

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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.