Home / 6,862.42-9,469.64-4,029.92

Finding the Fourth Proportional to 6,862.42, 9,469.64 and 4,029.92

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Solution

The fourth proportional to 6,862.42, 9,469.64 and 4,029.92 is: 5,560.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,862.42 : 9,469.64 = 4,029.92 : x
  2. Step 2: Convert to fraction form
    6,862.42/9,469.64 = 4,029.92/x
  3. Step 3: Cross multiply
    6,862.42x = 9,469.64 × 4,029.92
  4. Step 4: Simplify right side
    6,862.42x = 38,161,889.87
  5. Step 5: Solve for x
    x = 38,161,889.87/6,862.42
  6. Step 6: Final answer
    x = 5,560.99

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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.