Home / 5,528.50-7,635.81-3,662.26

Finding the Fourth Proportional to 5,528.50, 7,635.81 and 3,662.26

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Solution

The fourth proportional to 5,528.50, 7,635.81 and 3,662.26 is: 5,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.50 : 7,635.81 = 3,662.26 : x
  2. Step 2: Convert to fraction form
    5,528.50/7,635.81 = 3,662.26/x
  3. Step 3: Cross multiply
    5,528.50x = 7,635.81 × 3,662.26
  4. Step 4: Simplify right side
    5,528.50x = 27,964,321.53
  5. Step 5: Solve for x
    x = 27,964,321.53/5,528.50
  6. Step 6: Final answer
    x = 5,058.21

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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.