Home / 8,268.48-12,408.96-4,373.76

Finding the Fourth Proportional to 8,268.48, 12,408.96 and 4,373.76

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Solution

The fourth proportional to 8,268.48, 12,408.96 and 4,373.76 is: 6,563.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.48 : 12,408.96 = 4,373.76 : x
  2. Step 2: Convert to fraction form
    8,268.48/12,408.96 = 4,373.76/x
  3. Step 3: Cross multiply
    8,268.48x = 12,408.96 × 4,373.76
  4. Step 4: Simplify right side
    8,268.48x = 54,273,812.89
  5. Step 5: Solve for x
    x = 54,273,812.89/8,268.48
  6. Step 6: Final answer
    x = 6,563.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.