Home / 4,151.72-6,227.64-1,686.08

Finding the Fourth Proportional to 4,151.72, 6,227.64 and 1,686.08

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Solution

The fourth proportional to 4,151.72, 6,227.64 and 1,686.08 is: 2,529.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.72 : 6,227.64 = 1,686.08 : x
  2. Step 2: Convert to fraction form
    4,151.72/6,227.64 = 1,686.08/x
  3. Step 3: Cross multiply
    4,151.72x = 6,227.64 × 1,686.08
  4. Step 4: Simplify right side
    4,151.72x = 10,500,299.25
  5. Step 5: Solve for x
    x = 10,500,299.25/4,151.72
  6. Step 6: Final answer
    x = 2,529.14

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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.