Home / 3,551.18-5,325.04-1,330.35

Finding the Fourth Proportional to 3,551.18, 5,325.04 and 1,330.35

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Solution

The fourth proportional to 3,551.18, 5,325.04 and 1,330.35 is: 1,994.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.18 : 5,325.04 = 1,330.35 : x
  2. Step 2: Convert to fraction form
    3,551.18/5,325.04 = 1,330.35/x
  3. Step 3: Cross multiply
    3,551.18x = 5,325.04 × 1,330.35
  4. Step 4: Simplify right side
    3,551.18x = 7,084,163.63
  5. Step 5: Solve for x
    x = 7,084,163.63/3,551.18
  6. Step 6: Final answer
    x = 1,994.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.