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Finding the Fourth Proportional to 5,367.99, 8,053.36 and 1,670.25

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Solution

The fourth proportional to 5,367.99, 8,053.36 and 1,670.25 is: 2,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.99 : 8,053.36 = 1,670.25 : x
  2. Step 2: Convert to fraction form
    5,367.99/8,053.36 = 1,670.25/x
  3. Step 3: Cross multiply
    5,367.99x = 8,053.36 × 1,670.25
  4. Step 4: Simplify right side
    5,367.99x = 13,451,124.54
  5. Step 5: Solve for x
    x = 13,451,124.54/5,367.99
  6. Step 6: Final answer
    x = 2,505.80

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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.