Home / 3,132.62-4,322.95-1,716.24

Finding the Fourth Proportional to 3,132.62, 4,322.95 and 1,716.24

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Solution

The fourth proportional to 3,132.62, 4,322.95 and 1,716.24 is: 2,368.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.62 : 4,322.95 = 1,716.24 : x
  2. Step 2: Convert to fraction form
    3,132.62/4,322.95 = 1,716.24/x
  3. Step 3: Cross multiply
    3,132.62x = 4,322.95 × 1,716.24
  4. Step 4: Simplify right side
    3,132.62x = 7,419,214.17
  5. Step 5: Solve for x
    x = 7,419,214.17/3,132.62
  6. Step 6: Final answer
    x = 2,368.37

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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.