Home / 8,484.42-11,708.91-5,299.61

Finding the Fourth Proportional to 8,484.42, 11,708.91 and 5,299.61

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Solution

The fourth proportional to 8,484.42, 11,708.91 and 5,299.61 is: 7,313.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,484.42 : 11,708.91 = 5,299.61 : x
  2. Step 2: Convert to fraction form
    8,484.42/11,708.91 = 5,299.61/x
  3. Step 3: Cross multiply
    8,484.42x = 11,708.91 × 5,299.61
  4. Step 4: Simplify right side
    8,484.42x = 62,052,578.11
  5. Step 5: Solve for x
    x = 62,052,578.11/8,484.42
  6. Step 6: Final answer
    x = 7,313.71

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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.