Home / 5,445.99-8,172.09-4,532.61

Finding the Fourth Proportional to 5,445.99, 8,172.09 and 4,532.61

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Solution

The fourth proportional to 5,445.99, 8,172.09 and 4,532.61 is: 6,801.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.99 : 8,172.09 = 4,532.61 : x
  2. Step 2: Convert to fraction form
    5,445.99/8,172.09 = 4,532.61/x
  3. Step 3: Cross multiply
    5,445.99x = 8,172.09 × 4,532.61
  4. Step 4: Simplify right side
    5,445.99x = 37,040,896.85
  5. Step 5: Solve for x
    x = 37,040,896.85/5,445.99
  6. Step 6: Final answer
    x = 6,801.50

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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.