Home / 9,530.82-13,149.68-6,168.30

Finding the Fourth Proportional to 9,530.82, 13,149.68 and 6,168.30

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Solution

The fourth proportional to 9,530.82, 13,149.68 and 6,168.30 is: 8,510.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,530.82 : 13,149.68 = 6,168.30 : x
  2. Step 2: Convert to fraction form
    9,530.82/13,149.68 = 6,168.30/x
  3. Step 3: Cross multiply
    9,530.82x = 13,149.68 × 6,168.30
  4. Step 4: Simplify right side
    9,530.82x = 81,111,140.30
  5. Step 5: Solve for x
    x = 81,111,140.30/9,530.82
  6. Step 6: Final answer
    x = 8,510.41

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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.