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Finding the Fourth Proportional to 8,879.95, 12,254.93 and 5,104.35

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Solution

The fourth proportional to 8,879.95, 12,254.93 and 5,104.35 is: 7,044.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.95 : 12,254.93 = 5,104.35 : x
  2. Step 2: Convert to fraction form
    8,879.95/12,254.93 = 5,104.35/x
  3. Step 3: Cross multiply
    8,879.95x = 12,254.93 × 5,104.35
  4. Step 4: Simplify right side
    8,879.95x = 62,553,451.95
  5. Step 5: Solve for x
    x = 62,553,451.95/8,879.95
  6. Step 6: Final answer
    x = 7,044.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.