Home / 10,279.81-14,185.42-6,087.25

Finding the Fourth Proportional to 10,279.81, 14,185.42 and 6,087.25

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Solution

The fourth proportional to 10,279.81, 14,185.42 and 6,087.25 is: 8,399.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,279.81 : 14,185.42 = 6,087.25 : x
  2. Step 2: Convert to fraction form
    10,279.81/14,185.42 = 6,087.25/x
  3. Step 3: Cross multiply
    10,279.81x = 14,185.42 × 6,087.25
  4. Step 4: Simplify right side
    10,279.81x = 86,350,197.90
  5. Step 5: Solve for x
    x = 86,350,197.90/10,279.81
  6. Step 6: Final answer
    x = 8,399.98

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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.