Home / 8,653.29-11,950.30-7,455.84

Finding the Fourth Proportional to 8,653.29, 11,950.30 and 7,455.84

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Solution

The fourth proportional to 8,653.29, 11,950.30 and 7,455.84 is: 10,296.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,653.29 : 11,950.30 = 7,455.84 : x
  2. Step 2: Convert to fraction form
    8,653.29/11,950.30 = 7,455.84/x
  3. Step 3: Cross multiply
    8,653.29x = 11,950.30 × 7,455.84
  4. Step 4: Simplify right side
    8,653.29x = 89,099,524.75
  5. Step 5: Solve for x
    x = 89,099,524.75/8,653.29
  6. Step 6: Final answer
    x = 10,296.61

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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.