Home / 10,279.75-14,185.29-5,803.96

Finding the Fourth Proportional to 10,279.75, 14,185.29 and 5,803.96

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Solution

The fourth proportional to 10,279.75, 14,185.29 and 5,803.96 is: 8,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,279.75 : 14,185.29 = 5,803.96 : x
  2. Step 2: Convert to fraction form
    10,279.75/14,185.29 = 5,803.96/x
  3. Step 3: Cross multiply
    10,279.75x = 14,185.29 × 5,803.96
  4. Step 4: Simplify right side
    10,279.75x = 82,330,855.75
  5. Step 5: Solve for x
    x = 82,330,855.75/10,279.75
  6. Step 6: Final answer
    x = 8,009.03

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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.