Home / 5,605.28-7,735.19-3,338.20

Finding the Fourth Proportional to 5,605.28, 7,735.19 and 3,338.20

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Solution

The fourth proportional to 5,605.28, 7,735.19 and 3,338.20 is: 4,606.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.28 : 7,735.19 = 3,338.20 : x
  2. Step 2: Convert to fraction form
    5,605.28/7,735.19 = 3,338.20/x
  3. Step 3: Cross multiply
    5,605.28x = 7,735.19 × 3,338.20
  4. Step 4: Simplify right side
    5,605.28x = 25,821,611.26
  5. Step 5: Solve for x
    x = 25,821,611.26/5,605.28
  6. Step 6: Final answer
    x = 4,606.66

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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.