Home / 3,132.80-4,700.73-2,214.26

Finding the Fourth Proportional to 3,132.80, 4,700.73 and 2,214.26

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Solution

The fourth proportional to 3,132.80, 4,700.73 and 2,214.26 is: 3,322.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.80 : 4,700.73 = 2,214.26 : x
  2. Step 2: Convert to fraction form
    3,132.80/4,700.73 = 2,214.26/x
  3. Step 3: Cross multiply
    3,132.80x = 4,700.73 × 2,214.26
  4. Step 4: Simplify right side
    3,132.80x = 10,408,654.06
  5. Step 5: Solve for x
    x = 10,408,654.06/3,132.80
  6. Step 6: Final answer
    x = 3,322.47

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1.5x scale

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.