Home / 5,472.75-8,203.81-4,359.45

Finding the Fourth Proportional to 5,472.75, 8,203.81 and 4,359.45

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Solution

The fourth proportional to 5,472.75, 8,203.81 and 4,359.45 is: 6,534.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.75 : 8,203.81 = 4,359.45 : x
  2. Step 2: Convert to fraction form
    5,472.75/8,203.81 = 4,359.45/x
  3. Step 3: Cross multiply
    5,472.75x = 8,203.81 × 4,359.45
  4. Step 4: Simplify right side
    5,472.75x = 35,764,099.50
  5. Step 5: Solve for x
    x = 35,764,099.50/5,472.75
  6. Step 6: Final answer
    x = 6,534.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.