Home / 3,132.48-4,322.92-1,735.36

Finding the Fourth Proportional to 3,132.48, 4,322.92 and 1,735.36

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Solution

The fourth proportional to 3,132.48, 4,322.92 and 1,735.36 is: 2,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.48 : 4,322.92 = 1,735.36 : x
  2. Step 2: Convert to fraction form
    3,132.48/4,322.92 = 1,735.36/x
  3. Step 3: Cross multiply
    3,132.48x = 4,322.92 × 1,735.36
  4. Step 4: Simplify right side
    3,132.48x = 7,501,822.45
  5. Step 5: Solve for x
    x = 7,501,822.45/3,132.48
  6. Step 6: Final answer
    x = 2,394.85

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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.