Home / 9,690.81-14,536.32-5,525.85

Finding the Fourth Proportional to 9,690.81, 14,536.32 and 5,525.85

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Solution

The fourth proportional to 9,690.81, 14,536.32 and 5,525.85 is: 8,288.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,690.81 : 14,536.32 = 5,525.85 : x
  2. Step 2: Convert to fraction form
    9,690.81/14,536.32 = 5,525.85/x
  3. Step 3: Cross multiply
    9,690.81x = 14,536.32 × 5,525.85
  4. Step 4: Simplify right side
    9,690.81x = 80,325,523.87
  5. Step 5: Solve for x
    x = 80,325,523.87/9,690.81
  6. Step 6: Final answer
    x = 8,288.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.