Home / 3,214.86-4,434.96-2,270.82

Finding the Fourth Proportional to 3,214.86, 4,434.96 and 2,270.82

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Solution

The fourth proportional to 3,214.86, 4,434.96 and 2,270.82 is: 3,132.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.86 : 4,434.96 = 2,270.82 : x
  2. Step 2: Convert to fraction form
    3,214.86/4,434.96 = 2,270.82/x
  3. Step 3: Cross multiply
    3,214.86x = 4,434.96 × 2,270.82
  4. Step 4: Simplify right side
    3,214.86x = 10,070,995.87
  5. Step 5: Solve for x
    x = 10,070,995.87/3,214.86
  6. Step 6: Final answer
    x = 3,132.64

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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.