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Finding the Fourth Proportional to 5,345.95, 8,015.97 and 1,833.98

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Solution

The fourth proportional to 5,345.95, 8,015.97 and 1,833.98 is: 2,749.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.95 : 8,015.97 = 1,833.98 : x
  2. Step 2: Convert to fraction form
    5,345.95/8,015.97 = 1,833.98/x
  3. Step 3: Cross multiply
    5,345.95x = 8,015.97 × 1,833.98
  4. Step 4: Simplify right side
    5,345.95x = 14,701,128.66
  5. Step 5: Solve for x
    x = 14,701,128.66/5,345.95
  6. Step 6: Final answer
    x = 2,749.96

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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.