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Finding the Fourth Proportional to 6,807.99, 9,394.73 and 3,975.52

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Solution

The fourth proportional to 6,807.99, 9,394.73 and 3,975.52 is: 5,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807.99 : 9,394.73 = 3,975.52 : x
  2. Step 2: Convert to fraction form
    6,807.99/9,394.73 = 3,975.52/x
  3. Step 3: Cross multiply
    6,807.99x = 9,394.73 × 3,975.52
  4. Step 4: Simplify right side
    6,807.99x = 37,348,937.01
  5. Step 5: Solve for x
    x = 37,348,937.01/6,807.99
  6. Step 6: Final answer
    x = 5,486.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.