Home / 9,128.84-13,672.30-5,796.85

Finding the Fourth Proportional to 9,128.84, 13,672.30 and 5,796.85

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Solution

The fourth proportional to 9,128.84, 13,672.30 and 5,796.85 is: 8,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128.84 : 13,672.30 = 5,796.85 : x
  2. Step 2: Convert to fraction form
    9,128.84/13,672.30 = 5,796.85/x
  3. Step 3: Cross multiply
    9,128.84x = 13,672.30 × 5,796.85
  4. Step 4: Simplify right side
    9,128.84x = 79,256,272.26
  5. Step 5: Solve for x
    x = 79,256,272.26/9,128.84
  6. Step 6: Final answer
    x = 8,681.97

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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.