Home / 6,622.04-9,137.96-3,638.00

Finding the Fourth Proportional to 6,622.04, 9,137.96 and 3,638.00

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Solution

The fourth proportional to 6,622.04, 9,137.96 and 3,638.00 is: 5,020.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622.04 : 9,137.96 = 3,638.00 : x
  2. Step 2: Convert to fraction form
    6,622.04/9,137.96 = 3,638.00/x
  3. Step 3: Cross multiply
    6,622.04x = 9,137.96 × 3,638.00
  4. Step 4: Simplify right side
    6,622.04x = 33,243,834.60
  5. Step 5: Solve for x
    x = 33,243,834.60/6,622.04
  6. Step 6: Final answer
    x = 5,020.18

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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.