Home / 3,441.56-5,159.77-1,686.02

Finding the Fourth Proportional to 3,441.56, 5,159.77 and 1,686.02

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Solution

The fourth proportional to 3,441.56, 5,159.77 and 1,686.02 is: 2,527.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.56 : 5,159.77 = 1,686.02 : x
  2. Step 2: Convert to fraction form
    3,441.56/5,159.77 = 1,686.02/x
  3. Step 3: Cross multiply
    3,441.56x = 5,159.77 × 1,686.02
  4. Step 4: Simplify right side
    3,441.56x = 8,699,445.40
  5. Step 5: Solve for x
    x = 8,699,445.40/3,441.56
  6. Step 6: Final answer
    x = 2,527.77

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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.