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Finding the Fourth Proportional to 6,320.93, 9,479.97 and 3,548.84

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Solution

The fourth proportional to 6,320.93, 9,479.97 and 3,548.84 is: 5,322.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.93 : 9,479.97 = 3,548.84 : x
  2. Step 2: Convert to fraction form
    6,320.93/9,479.97 = 3,548.84/x
  3. Step 3: Cross multiply
    6,320.93x = 9,479.97 × 3,548.84
  4. Step 4: Simplify right side
    6,320.93x = 33,642,849.33
  5. Step 5: Solve for x
    x = 33,642,849.33/6,320.93
  6. Step 6: Final answer
    x = 5,322.46

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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.