Home / 6,704.40-9,250.64-4,051.28

Finding the Fourth Proportional to 6,704.40, 9,250.64 and 4,051.28

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Solution

The fourth proportional to 6,704.40, 9,250.64 and 4,051.28 is: 5,589.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,704.40 : 9,250.64 = 4,051.28 : x
  2. Step 2: Convert to fraction form
    6,704.40/9,250.64 = 4,051.28/x
  3. Step 3: Cross multiply
    6,704.40x = 9,250.64 × 4,051.28
  4. Step 4: Simplify right side
    6,704.40x = 37,476,932.82
  5. Step 5: Solve for x
    x = 37,476,932.82/6,704.40
  6. Step 6: Final answer
    x = 5,589.90

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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.