Home / 8,288.43-11,438.26-4,703.32

Finding the Fourth Proportional to 8,288.43, 11,438.26 and 4,703.32

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Solution

The fourth proportional to 8,288.43, 11,438.26 and 4,703.32 is: 6,490.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.43 : 11,438.26 = 4,703.32 : x
  2. Step 2: Convert to fraction form
    8,288.43/11,438.26 = 4,703.32/x
  3. Step 3: Cross multiply
    8,288.43x = 11,438.26 × 4,703.32
  4. Step 4: Simplify right side
    8,288.43x = 53,797,761.68
  5. Step 5: Solve for x
    x = 53,797,761.68/8,288.43
  6. Step 6: Final answer
    x = 6,490.71

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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.