Home / 4,117.20-6,173.92-1,776.09

Finding the Fourth Proportional to 4,117.20, 6,173.92 and 1,776.09

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Solution

The fourth proportional to 4,117.20, 6,173.92 and 1,776.09 is: 2,663.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.20 : 6,173.92 = 1,776.09 : x
  2. Step 2: Convert to fraction form
    4,117.20/6,173.92 = 1,776.09/x
  3. Step 3: Cross multiply
    4,117.20x = 6,173.92 × 1,776.09
  4. Step 4: Simplify right side
    4,117.20x = 10,965,437.57
  5. Step 5: Solve for x
    x = 10,965,437.57/4,117.20
  6. Step 6: Final answer
    x = 2,663.32

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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.