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Finding the Fourth Proportional to 9,603.98, 13,253.55 and 6,068.78

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Solution

The fourth proportional to 9,603.98, 13,253.55 and 6,068.78 is: 8,374.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,603.98 : 13,253.55 = 6,068.78 : x
  2. Step 2: Convert to fraction form
    9,603.98/13,253.55 = 6,068.78/x
  3. Step 3: Cross multiply
    9,603.98x = 13,253.55 × 6,068.78
  4. Step 4: Simplify right side
    9,603.98x = 80,432,879.17
  5. Step 5: Solve for x
    x = 80,432,879.17/9,603.98
  6. Step 6: Final answer
    x = 8,374.95

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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.