Home / 10,167.36-14,032.44-6,190.80

Finding the Fourth Proportional to 10,167.36, 14,032.44 and 6,190.80

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Solution

The fourth proportional to 10,167.36, 14,032.44 and 6,190.80 is: 8,544.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167.36 : 14,032.44 = 6,190.80 : x
  2. Step 2: Convert to fraction form
    10,167.36/14,032.44 = 6,190.80/x
  3. Step 3: Cross multiply
    10,167.36x = 14,032.44 × 6,190.80
  4. Step 4: Simplify right side
    10,167.36x = 86,872,029.55
  5. Step 5: Solve for x
    x = 86,872,029.55/10,167.36
  6. Step 6: Final answer
    x = 8,544.21

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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.