Home / 8,072.96-11,140.88-4,535.96

Finding the Fourth Proportional to 8,072.96, 11,140.88 and 4,535.96

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Solution

The fourth proportional to 8,072.96, 11,140.88 and 4,535.96 is: 6,259.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.96 : 11,140.88 = 4,535.96 : x
  2. Step 2: Convert to fraction form
    8,072.96/11,140.88 = 4,535.96/x
  3. Step 3: Cross multiply
    8,072.96x = 11,140.88 × 4,535.96
  4. Step 4: Simplify right side
    8,072.96x = 50,534,586.04
  5. Step 5: Solve for x
    x = 50,534,586.04/8,072.96
  6. Step 6: Final answer
    x = 6,259.73

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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.