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Finding the Fourth Proportional to 6,797.40, 9,384.94 and 4,249.01

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Solution

The fourth proportional to 6,797.40, 9,384.94 and 4,249.01 is: 5,866.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,797.40 : 9,384.94 = 4,249.01 : x
  2. Step 2: Convert to fraction form
    6,797.40/9,384.94 = 4,249.01/x
  3. Step 3: Cross multiply
    6,797.40x = 9,384.94 × 4,249.01
  4. Step 4: Simplify right side
    6,797.40x = 39,876,703.91
  5. Step 5: Solve for x
    x = 39,876,703.91/6,797.40
  6. Step 6: Final answer
    x = 5,866.46

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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.