Home / 4,667.09-6,440.54-2,571.21

Finding the Fourth Proportional to 4,667.09, 6,440.54 and 2,571.21

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Solution

The fourth proportional to 4,667.09, 6,440.54 and 2,571.21 is: 3,548.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.09 : 6,440.54 = 2,571.21 : x
  2. Step 2: Convert to fraction form
    4,667.09/6,440.54 = 2,571.21/x
  3. Step 3: Cross multiply
    4,667.09x = 6,440.54 × 2,571.21
  4. Step 4: Simplify right side
    4,667.09x = 16,559,968.00
  5. Step 5: Solve for x
    x = 16,559,968.00/4,667.09
  6. Step 6: Final answer
    x = 3,548.25

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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.