Home / 7,171.86-10,757.96-3,473.40

Finding the Fourth Proportional to 7,171.86, 10,757.96 and 3,473.40

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Solution

The fourth proportional to 7,171.86, 10,757.96 and 3,473.40 is: 5,210.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171.86 : 10,757.96 = 3,473.40 : x
  2. Step 2: Convert to fraction form
    7,171.86/10,757.96 = 3,473.40/x
  3. Step 3: Cross multiply
    7,171.86x = 10,757.96 × 3,473.40
  4. Step 4: Simplify right side
    7,171.86x = 37,366,698.26
  5. Step 5: Solve for x
    x = 37,366,698.26/7,171.86
  6. Step 6: Final answer
    x = 5,210.18

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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.