Home / 6,662.13-9,193.35-3,677.89

Finding the Fourth Proportional to 6,662.13, 9,193.35 and 3,677.89

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Solution

The fourth proportional to 6,662.13, 9,193.35 and 3,677.89 is: 5,075.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662.13 : 9,193.35 = 3,677.89 : x
  2. Step 2: Convert to fraction form
    6,662.13/9,193.35 = 3,677.89/x
  3. Step 3: Cross multiply
    6,662.13x = 9,193.35 × 3,677.89
  4. Step 4: Simplify right side
    6,662.13x = 33,812,130.03
  5. Step 5: Solve for x
    x = 33,812,130.03/6,662.13
  6. Step 6: Final answer
    x = 5,075.27

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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.