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Finding the Fourth Proportional to 9,863.93, 14,796.03 and 5,509.10

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Solution

The fourth proportional to 9,863.93, 14,796.03 and 5,509.10 is: 8,263.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,863.93 : 14,796.03 = 5,509.10 : x
  2. Step 2: Convert to fraction form
    9,863.93/14,796.03 = 5,509.10/x
  3. Step 3: Cross multiply
    9,863.93x = 14,796.03 × 5,509.10
  4. Step 4: Simplify right side
    9,863.93x = 81,512,808.87
  5. Step 5: Solve for x
    x = 81,512,808.87/9,863.93
  6. Step 6: Final answer
    x = 8,263.73

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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.