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Finding the Fourth Proportional to 3,362.58, 5,044.17 and 1,720.51

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Solution

The fourth proportional to 3,362.58, 5,044.17 and 1,720.51 is: 2,580.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.58 : 5,044.17 = 1,720.51 : x
  2. Step 2: Convert to fraction form
    3,362.58/5,044.17 = 1,720.51/x
  3. Step 3: Cross multiply
    3,362.58x = 5,044.17 × 1,720.51
  4. Step 4: Simplify right side
    3,362.58x = 8,678,544.93
  5. Step 5: Solve for x
    x = 8,678,544.93/3,362.58
  6. Step 6: Final answer
    x = 2,580.92

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1.5x scale

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.