Home / 8,445.94-12,667.63-3,251.06

Finding the Fourth Proportional to 8,445.94, 12,667.63 and 3,251.06

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Solution

The fourth proportional to 8,445.94, 12,667.63 and 3,251.06 is: 4,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.94 : 12,667.63 = 3,251.06 : x
  2. Step 2: Convert to fraction form
    8,445.94/12,667.63 = 3,251.06/x
  3. Step 3: Cross multiply
    8,445.94x = 12,667.63 × 3,251.06
  4. Step 4: Simplify right side
    8,445.94x = 41,183,225.19
  5. Step 5: Solve for x
    x = 41,183,225.19/8,445.94
  6. Step 6: Final answer
    x = 4,876.10

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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.