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Finding the Fourth Proportional to 5,393.79, 8,092.20 and 1,695.93

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Solution

The fourth proportional to 5,393.79, 8,092.20 and 1,695.93 is: 2,544.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.79 : 8,092.20 = 1,695.93 : x
  2. Step 2: Convert to fraction form
    5,393.79/8,092.20 = 1,695.93/x
  3. Step 3: Cross multiply
    5,393.79x = 8,092.20 × 1,695.93
  4. Step 4: Simplify right side
    5,393.79x = 13,723,804.75
  5. Step 5: Solve for x
    x = 13,723,804.75/5,393.79
  6. Step 6: Final answer
    x = 2,544.37

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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.