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Finding the Fourth Proportional to 6,653.00, 9,980.42 and 5,268.92

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Solution

The fourth proportional to 6,653.00, 9,980.42 and 5,268.92 is: 7,904.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653.00 : 9,980.42 = 5,268.92 : x
  2. Step 2: Convert to fraction form
    6,653.00/9,980.42 = 5,268.92/x
  3. Step 3: Cross multiply
    6,653.00x = 9,980.42 × 5,268.92
  4. Step 4: Simplify right side
    6,653.00x = 52,585,958.30
  5. Step 5: Solve for x
    x = 52,585,958.30/6,653.00
  6. Step 6: Final answer
    x = 7,904.09

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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.