Home / 3,539.10-5,305.77-1,457.94

Finding the Fourth Proportional to 3,539.10, 5,305.77 and 1,457.94

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Solution

The fourth proportional to 3,539.10, 5,305.77 and 1,457.94 is: 2,185.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.10 : 5,305.77 = 1,457.94 : x
  2. Step 2: Convert to fraction form
    3,539.10/5,305.77 = 1,457.94/x
  3. Step 3: Cross multiply
    3,539.10x = 5,305.77 × 1,457.94
  4. Step 4: Simplify right side
    3,539.10x = 7,735,494.31
  5. Step 5: Solve for x
    x = 7,735,494.31/3,539.10
  6. Step 6: Final answer
    x = 2,185.72

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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.