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Finding the Fourth Proportional to 9,993.54, 14,994.73 and 5,248.58

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Solution

The fourth proportional to 9,993.54, 14,994.73 and 5,248.58 is: 7,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993.54 : 14,994.73 = 5,248.58 : x
  2. Step 2: Convert to fraction form
    9,993.54/14,994.73 = 5,248.58/x
  3. Step 3: Cross multiply
    9,993.54x = 14,994.73 × 5,248.58
  4. Step 4: Simplify right side
    9,993.54x = 78,701,084.03
  5. Step 5: Solve for x
    x = 78,701,084.03/9,993.54
  6. Step 6: Final answer
    x = 7,875.20

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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.