Home / 3,654.46-5,483.85-1,347.58

Finding the Fourth Proportional to 3,654.46, 5,483.85 and 1,347.58

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Solution

The fourth proportional to 3,654.46, 5,483.85 and 1,347.58 is: 2,022.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.46 : 5,483.85 = 1,347.58 : x
  2. Step 2: Convert to fraction form
    3,654.46/5,483.85 = 1,347.58/x
  3. Step 3: Cross multiply
    3,654.46x = 5,483.85 × 1,347.58
  4. Step 4: Simplify right side
    3,654.46x = 7,389,926.58
  5. Step 5: Solve for x
    x = 7,389,926.58/3,654.46
  6. Step 6: Final answer
    x = 2,022.17

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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.