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Finding the Fourth Proportional to 5,394.96, 8,092.80 and 1,499.28

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Solution

The fourth proportional to 5,394.96, 8,092.80 and 1,499.28 is: 2,249.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.96 : 8,092.80 = 1,499.28 : x
  2. Step 2: Convert to fraction form
    5,394.96/8,092.80 = 1,499.28/x
  3. Step 3: Cross multiply
    5,394.96x = 8,092.80 × 1,499.28
  4. Step 4: Simplify right side
    5,394.96x = 12,133,373.18
  5. Step 5: Solve for x
    x = 12,133,373.18/5,394.96
  6. Step 6: Final answer
    x = 2,249.02

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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.