Home / 4,631.32-6,391.83-2,641.42

Finding the Fourth Proportional to 4,631.32, 6,391.83 and 2,641.42

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Solution

The fourth proportional to 4,631.32, 6,391.83 and 2,641.42 is: 3,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.32 : 6,391.83 = 2,641.42 : x
  2. Step 2: Convert to fraction form
    4,631.32/6,391.83 = 2,641.42/x
  3. Step 3: Cross multiply
    4,631.32x = 6,391.83 × 2,641.42
  4. Step 4: Simplify right side
    4,631.32x = 16,883,507.60
  5. Step 5: Solve for x
    x = 16,883,507.60/4,631.32
  6. Step 6: Final answer
    x = 3,645.51

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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.