Home / 3,406.26-4,698.90-2,287.44

Finding the Fourth Proportional to 3,406.26, 4,698.90 and 2,287.44

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Solution

The fourth proportional to 3,406.26, 4,698.90 and 2,287.44 is: 3,155.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406.26 : 4,698.90 = 2,287.44 : x
  2. Step 2: Convert to fraction form
    3,406.26/4,698.90 = 2,287.44/x
  3. Step 3: Cross multiply
    3,406.26x = 4,698.90 × 2,287.44
  4. Step 4: Simplify right side
    3,406.26x = 10,748,451.82
  5. Step 5: Solve for x
    x = 10,748,451.82/3,406.26
  6. Step 6: Final answer
    x = 3,155.50

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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.