Home / 3,457.31-5,181.91-1,703.12

Finding the Fourth Proportional to 3,457.31, 5,181.91 and 1,703.12

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Solution

The fourth proportional to 3,457.31, 5,181.91 and 1,703.12 is: 2,552.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.31 : 5,181.91 = 1,703.12 : x
  2. Step 2: Convert to fraction form
    3,457.31/5,181.91 = 1,703.12/x
  3. Step 3: Cross multiply
    3,457.31x = 5,181.91 × 1,703.12
  4. Step 4: Simplify right side
    3,457.31x = 8,825,384.39
  5. Step 5: Solve for x
    x = 8,825,384.39/3,457.31
  6. Step 6: Final answer
    x = 2,552.68

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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.