Home / 4,667.72-6,441.46-2,543.28

Finding the Fourth Proportional to 4,667.72, 6,441.46 and 2,543.28

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Solution

The fourth proportional to 4,667.72, 6,441.46 and 2,543.28 is: 3,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.72 : 6,441.46 = 2,543.28 : x
  2. Step 2: Convert to fraction form
    4,667.72/6,441.46 = 2,543.28/x
  3. Step 3: Cross multiply
    4,667.72x = 6,441.46 × 2,543.28
  4. Step 4: Simplify right side
    4,667.72x = 16,382,436.39
  5. Step 5: Solve for x
    x = 16,382,436.39/4,667.72
  6. Step 6: Final answer
    x = 3,509.73

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Half scale
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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.