Home / 5,730.48-7,906.68-3,633.84

Finding the Fourth Proportional to 5,730.48, 7,906.68 and 3,633.84

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Solution

The fourth proportional to 5,730.48, 7,906.68 and 3,633.84 is: 5,013.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.48 : 7,906.68 = 3,633.84 : x
  2. Step 2: Convert to fraction form
    5,730.48/7,906.68 = 3,633.84/x
  3. Step 3: Cross multiply
    5,730.48x = 7,906.68 × 3,633.84
  4. Step 4: Simplify right side
    5,730.48x = 28,731,610.05
  5. Step 5: Solve for x
    x = 28,731,610.05/5,730.48
  6. Step 6: Final answer
    x = 5,013.82

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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.