Home / 3,132.40-4,322.24-1,735.14

Finding the Fourth Proportional to 3,132.40, 4,322.24 and 1,735.14

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Solution

The fourth proportional to 3,132.40, 4,322.24 and 1,735.14 is: 2,394.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.40 : 4,322.24 = 1,735.14 : x
  2. Step 2: Convert to fraction form
    3,132.40/4,322.24 = 1,735.14/x
  3. Step 3: Cross multiply
    3,132.40x = 4,322.24 × 1,735.14
  4. Step 4: Simplify right side
    3,132.40x = 7,499,691.51
  5. Step 5: Solve for x
    x = 7,499,691.51/3,132.40
  6. Step 6: Final answer
    x = 2,394.23

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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.