Home / 5,328.77-7,351.10-3,203.73

Finding the Fourth Proportional to 5,328.77, 7,351.10 and 3,203.73

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Solution

The fourth proportional to 5,328.77, 7,351.10 and 3,203.73 is: 4,419.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.77 : 7,351.10 = 3,203.73 : x
  2. Step 2: Convert to fraction form
    5,328.77/7,351.10 = 3,203.73/x
  3. Step 3: Cross multiply
    5,328.77x = 7,351.10 × 3,203.73
  4. Step 4: Simplify right side
    5,328.77x = 23,550,923.58
  5. Step 5: Solve for x
    x = 23,550,923.58/5,328.77
  6. Step 6: Final answer
    x = 4,419.58

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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.