Home / 3,558.11-5,334.59-1,707.80

Finding the Fourth Proportional to 3,558.11, 5,334.59 and 1,707.80

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Solution

The fourth proportional to 3,558.11, 5,334.59 and 1,707.80 is: 2,560.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.11 : 5,334.59 = 1,707.80 : x
  2. Step 2: Convert to fraction form
    3,558.11/5,334.59 = 1,707.80/x
  3. Step 3: Cross multiply
    3,558.11x = 5,334.59 × 1,707.80
  4. Step 4: Simplify right side
    3,558.11x = 9,110,390.40
  5. Step 5: Solve for x
    x = 9,110,390.40/3,558.11
  6. Step 6: Final answer
    x = 2,560.46

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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.