Home / 10,168.12-14,033.46-6,190.12

Finding the Fourth Proportional to 10,168.12, 14,033.46 and 6,190.12

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Solution

The fourth proportional to 10,168.12, 14,033.46 and 6,190.12 is: 8,543.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.12 : 14,033.46 = 6,190.12 : x
  2. Step 2: Convert to fraction form
    10,168.12/14,033.46 = 6,190.12/x
  3. Step 3: Cross multiply
    10,168.12x = 14,033.46 × 6,190.12
  4. Step 4: Simplify right side
    10,168.12x = 86,868,801.42
  5. Step 5: Solve for x
    x = 86,868,801.42/10,168.12
  6. Step 6: Final answer
    x = 8,543.25

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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.