Home / 8,444.75-12,667.13-2,288.75

Finding the Fourth Proportional to 8,444.75, 12,667.13 and 2,288.75

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Solution

The fourth proportional to 8,444.75, 12,667.13 and 2,288.75 is: 3,433.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.75 : 12,667.13 = 2,288.75 : x
  2. Step 2: Convert to fraction form
    8,444.75/12,667.13 = 2,288.75/x
  3. Step 3: Cross multiply
    8,444.75x = 12,667.13 × 2,288.75
  4. Step 4: Simplify right side
    8,444.75x = 28,991,893.79
  5. Step 5: Solve for x
    x = 28,991,893.79/8,444.75
  6. Step 6: Final answer
    x = 3,433.13

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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.