Home / 3,654.24-5,482.16-1,705.38

Finding the Fourth Proportional to 3,654.24, 5,482.16 and 1,705.38

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Solution

The fourth proportional to 3,654.24, 5,482.16 and 1,705.38 is: 2,558.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.24 : 5,482.16 = 1,705.38 : x
  2. Step 2: Convert to fraction form
    3,654.24/5,482.16 = 1,705.38/x
  3. Step 3: Cross multiply
    3,654.24x = 5,482.16 × 1,705.38
  4. Step 4: Simplify right side
    3,654.24x = 9,349,166.02
  5. Step 5: Solve for x
    x = 9,349,166.02/3,654.24
  6. Step 6: Final answer
    x = 2,558.44

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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.