Home / 8,293.96-11,453.43-5,314.99

Finding the Fourth Proportional to 8,293.96, 11,453.43 and 5,314.99

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Solution

The fourth proportional to 8,293.96, 11,453.43 and 5,314.99 is: 7,339.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293.96 : 11,453.43 = 5,314.99 : x
  2. Step 2: Convert to fraction form
    8,293.96/11,453.43 = 5,314.99/x
  3. Step 3: Cross multiply
    8,293.96x = 11,453.43 × 5,314.99
  4. Step 4: Simplify right side
    8,293.96x = 60,874,827.86
  5. Step 5: Solve for x
    x = 60,874,827.86/8,293.96
  6. Step 6: Final answer
    x = 7,339.66

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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.