Home / 5,556.61-7,665.09-3,567.47

Finding the Fourth Proportional to 5,556.61, 7,665.09 and 3,567.47

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Solution

The fourth proportional to 5,556.61, 7,665.09 and 3,567.47 is: 4,921.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.61 : 7,665.09 = 3,567.47 : x
  2. Step 2: Convert to fraction form
    5,556.61/7,665.09 = 3,567.47/x
  3. Step 3: Cross multiply
    5,556.61x = 7,665.09 × 3,567.47
  4. Step 4: Simplify right side
    5,556.61x = 27,344,940.30
  5. Step 5: Solve for x
    x = 27,344,940.30/5,556.61
  6. Step 6: Final answer
    x = 4,921.16

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1.5x scale

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.