Home / 3,132.89-4,323.38-1,735.64

Finding the Fourth Proportional to 3,132.89, 4,323.38 and 1,735.64

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Solution

The fourth proportional to 3,132.89, 4,323.38 and 1,735.64 is: 2,395.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.89 : 4,323.38 = 1,735.64 : x
  2. Step 2: Convert to fraction form
    3,132.89/4,323.38 = 1,735.64/x
  3. Step 3: Cross multiply
    3,132.89x = 4,323.38 × 1,735.64
  4. Step 4: Simplify right side
    3,132.89x = 7,503,800.97
  5. Step 5: Solve for x
    x = 7,503,800.97/3,132.89
  6. Step 6: Final answer
    x = 2,395.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.