Home / 5,536.99-7,640.15-3,298.05

Finding the Fourth Proportional to 5,536.99, 7,640.15 and 3,298.05

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Solution

The fourth proportional to 5,536.99, 7,640.15 and 3,298.05 is: 4,550.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,536.99 : 7,640.15 = 3,298.05 : x
  2. Step 2: Convert to fraction form
    5,536.99/7,640.15 = 3,298.05/x
  3. Step 3: Cross multiply
    5,536.99x = 7,640.15 × 3,298.05
  4. Step 4: Simplify right side
    5,536.99x = 25,197,615.81
  5. Step 5: Solve for x
    x = 25,197,615.81/5,536.99
  6. Step 6: Final answer
    x = 4,550.78

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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.