Home / 4,666.75-6,440.12-2,571.28

Finding the Fourth Proportional to 4,666.75, 6,440.12 and 2,571.28

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Solution

The fourth proportional to 4,666.75, 6,440.12 and 2,571.28 is: 3,548.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.75 : 6,440.12 = 2,571.28 : x
  2. Step 2: Convert to fraction form
    4,666.75/6,440.12 = 2,571.28/x
  3. Step 3: Cross multiply
    4,666.75x = 6,440.12 × 2,571.28
  4. Step 4: Simplify right side
    4,666.75x = 16,559,351.75
  5. Step 5: Solve for x
    x = 16,559,351.75/4,666.75
  6. Step 6: Final answer
    x = 3,548.37

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Half scale
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Double 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.