Home / 9,423.83-14,138.78-2,850.68

Finding the Fourth Proportional to 9,423.83, 14,138.78 and 2,850.68

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Solution

The fourth proportional to 9,423.83, 14,138.78 and 2,850.68 is: 4,276.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,423.83 : 14,138.78 = 2,850.68 : x
  2. Step 2: Convert to fraction form
    9,423.83/14,138.78 = 2,850.68/x
  3. Step 3: Cross multiply
    9,423.83x = 14,138.78 × 2,850.68
  4. Step 4: Simplify right side
    9,423.83x = 40,305,052.42
  5. Step 5: Solve for x
    x = 40,305,052.42/9,423.83
  6. Step 6: Final answer
    x = 4,276.93

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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.