Home / 10,199.12-14,074.92-5,723.84

Finding the Fourth Proportional to 10,199.12, 14,074.92 and 5,723.84

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Solution

The fourth proportional to 10,199.12, 14,074.92 and 5,723.84 is: 7,898.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,199.12 : 14,074.92 = 5,723.84 : x
  2. Step 2: Convert to fraction form
    10,199.12/14,074.92 = 5,723.84/x
  3. Step 3: Cross multiply
    10,199.12x = 14,074.92 × 5,723.84
  4. Step 4: Simplify right side
    10,199.12x = 80,562,590.09
  5. Step 5: Solve for x
    x = 80,562,590.09/10,199.12
  6. Step 6: Final answer
    x = 7,898.97

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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.