Home / 5,619.24-7,762.20-4,882.92

Finding the Fourth Proportional to 5,619.24, 7,762.20 and 4,882.92

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Solution

The fourth proportional to 5,619.24, 7,762.20 and 4,882.92 is: 6,745.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.24 : 7,762.20 = 4,882.92 : x
  2. Step 2: Convert to fraction form
    5,619.24/7,762.20 = 4,882.92/x
  3. Step 3: Cross multiply
    5,619.24x = 7,762.20 × 4,882.92
  4. Step 4: Simplify right side
    5,619.24x = 37,902,201.62
  5. Step 5: Solve for x
    x = 37,902,201.62/5,619.24
  6. Step 6: Final answer
    x = 6,745.08

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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.