Home / 4,667.28-6,440.85-2,571.41

Finding the Fourth Proportional to 4,667.28, 6,440.85 and 2,571.41

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Solution

The fourth proportional to 4,667.28, 6,440.85 and 2,571.41 is: 3,548.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.28 : 6,440.85 = 2,571.41 : x
  2. Step 2: Convert to fraction form
    4,667.28/6,440.85 = 2,571.41/x
  3. Step 3: Cross multiply
    4,667.28x = 6,440.85 × 2,571.41
  4. Step 4: Simplify right side
    4,667.28x = 16,562,033.89
  5. Step 5: Solve for x
    x = 16,562,033.89/4,667.28
  6. Step 6: Final answer
    x = 3,548.54

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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.