Home / 4,633.60-6,391.92-2,864.56

Finding the Fourth Proportional to 4,633.60, 6,391.92 and 2,864.56

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Solution

The fourth proportional to 4,633.60, 6,391.92 and 2,864.56 is: 3,951.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,633.60 : 6,391.92 = 2,864.56 : x
  2. Step 2: Convert to fraction form
    4,633.60/6,391.92 = 2,864.56/x
  3. Step 3: Cross multiply
    4,633.60x = 6,391.92 × 2,864.56
  4. Step 4: Simplify right side
    4,633.60x = 18,310,038.36
  5. Step 5: Solve for x
    x = 18,310,038.36/4,633.60
  6. Step 6: Final answer
    x = 3,951.58

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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.