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Finding the Fourth Proportional to 9,877.73, 14,808.86 and 4,944.89

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Solution

The fourth proportional to 9,877.73, 14,808.86 and 4,944.89 is: 7,413.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,877.73 : 14,808.86 = 4,944.89 : x
  2. Step 2: Convert to fraction form
    9,877.73/14,808.86 = 4,944.89/x
  3. Step 3: Cross multiply
    9,877.73x = 14,808.86 × 4,944.89
  4. Step 4: Simplify right side
    9,877.73x = 73,228,159.00
  5. Step 5: Solve for x
    x = 73,228,159.00/9,877.73
  6. Step 6: Final answer
    x = 7,413.46

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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.